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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	stable@vger.kernel.org,
	Mathias Nyman <mathias.nyman@linux.intel.com>,
	Felipe Balbi <felipe.balbi@linux.intel.com>,
	Alan Stern <stern@rowland.harvard.edu>
Subject: [PATCH 4.5 53/87] usb: misc: usbtest: fix pattern tests for scatterlists.
Date: Mon, 30 May 2016 13:49:51 -0700	[thread overview]
Message-ID: <20160530204935.515048903@linuxfoundation.org> (raw)
In-Reply-To: <20160530204933.149873142@linuxfoundation.org>

4.5-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Mathias Nyman <mathias.nyman@linux.intel.com>

commit cdc77c82a8286b1181b81b6e5ef60c8e83ded7bc upstream.

The current implemenentation restart the sent pattern for each entry in
the sg list. The receiving end expects a continuous pattern, and test
will fail unless scatterilst entries happen to be aligned with the
pattern

Fix this by calculating the pattern byte based on total sent size
instead of just the current sg entry.

Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Fixes: 8b5249019352 ("[PATCH] USB: usbtest: scatterlist OUT data pattern testing")
Acked-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/usb/misc/usbtest.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -529,6 +529,7 @@ static struct scatterlist *
 alloc_sglist(int nents, int max, int vary, struct usbtest_dev *dev, int pipe)
 {
 	struct scatterlist	*sg;
+	unsigned int		n_size = 0;
 	unsigned		i;
 	unsigned		size = max;
 	unsigned		maxpacket =
@@ -561,7 +562,8 @@ alloc_sglist(int nents, int max, int var
 			break;
 		case 1:
 			for (j = 0; j < size; j++)
-				*buf++ = (u8) ((j % maxpacket) % 63);
+				*buf++ = (u8) (((j + n_size) % maxpacket) % 63);
+			n_size += size;
 			break;
 		}
 

  parent reply	other threads:[~2016-05-30 21:48 UTC|newest]

Thread overview: 82+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-30 20:48 [PATCH 4.5 00/87] 4.5.6-stable review Greg Kroah-Hartman
2016-05-30 20:48 ` [PATCH 4.5 01/87] perf/x86/intel/pt: Generate PMI in the STOP region as well Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 02/87] perf/core: Fix perf_event_open() vs. execve() race Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 03/87] arm64: Fix typo in the pmdp_huge_get_and_clear() definition Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 04/87] arm64: Ensure pmd_present() returns false after pmd_mknotpresent() Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 05/87] arm64: Implement ptep_set_access_flags() for hardware AF/DBM Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 06/87] arm64: Implement pmdp_set_access_flags() " Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 07/87] arm64: cpuinfo: Missing NULL terminator in compat_hwcap_str Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 08/87] arm/arm64: KVM: Enforce Break-Before-Make on Stage-2 page tables Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 09/87] kvm: arm64: Fix EC field in inject_abt64 Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 10/87] remove directory incorrectly tries to set delete on close on non-empty directories Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 11/87] fs/cifs: correctly to anonymous authentication via NTLMSSP Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 12/87] fs/cifs: correctly to anonymous authentication for the LANMAN authentication Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 13/87] fs/cifs: correctly to anonymous authentication for the NTLM(v1) authentication Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 14/87] fs/cifs: correctly to anonymous authentication for the NTLM(v2) authentication Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 15/87] asix: Fix offset calculation in asix_rx_fixup() causing slow transmissions Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 16/87] ring-buffer: Use long for nr_pages to avoid overflow failures Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 17/87] ring-buffer: Prevent overflow of size in ring_buffer_resize() Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 18/87] crypto: caam - fix caam_jr_alloc() ret code Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 19/87] crypto: talitos - fix ahash algorithms registration Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 20/87] crypto: sun4i-ss - Replace spinlock_bh by spin_lock_irq{save|restore} Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 21/87] clk: qcom: msm8916: Fix crypto clock flags Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 22/87] sched/loadavg: Fix loadavg artifacts on fully idle and on fully loaded systems Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 23/87] mfd: omap-usb-tll: Fix scheduling while atomic BUG Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 24/87] Input: pwm-beeper - fix - scheduling while atomic Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 25/87] irqchip/gic: Ensure ordering between read of INTACK and shared data Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 26/87] irqchip/gic-v3: Configure all interrupts as non-secure Group-1 Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 27/87] nfc: st21nfca: Fix static checker warning Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 28/87] can: fix handling of unmodifiable configuration options Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 29/87] mmc: mmc: Fix partition switch timeout for some eMMCs Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 30/87] ACPI / PM: Export acpi_device_fix_up_power() Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 31/87] mmc: sdhci-acpi: Ensure connected devices are powered when probing Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 32/87] mmc: sdhci-acpi: Remove MMC_CAP_BUS_WIDTH_TEST for Intel controllers Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 33/87] ACPI / osi: Fix an issue that acpi_osi=!* cannot disable ACPICA internal strings Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 35/87] mmc: longer timeout for long read time quirk Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 36/87] mmc: sdhci-pci: Remove MMC_CAP_BUS_WIDTH_TEST for Intel controllers Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 37/87] Bluetooth: vhci: fix open_timeout vs. hdev race Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 38/87] Bluetooth: vhci: purge unhandled skbs Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 39/87] Bluetooth: vhci: Fix race at creating hci device Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 40/87] mei: fix NULL dereferencing during FW initiated disconnection Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 41/87] mei: amthif: discard not read messages Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 42/87] mei: bus: call mei_cl_read_start under device lock Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 43/87] USB: serial: mxuport: fix use-after-free in probe error path Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 44/87] USB: serial: keyspan: " Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 45/87] USB: serial: quatech2: " Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 46/87] USB: serial: io_edgeport: fix memory leaks in attach " Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 47/87] USB: serial: io_edgeport: fix memory leaks in probe " Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 48/87] USB: serial: option: add support for Cinterion PH8 and AHxx Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 49/87] USB: serial: option: add more ZTE device ids Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 50/87] USB: serial: option: add even " Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 51/87] usb: gadget: f_fs: Fix EFAULT generation for async read operations Greg Kroah-Hartman
2016-05-30 20:49 ` Greg Kroah-Hartman [this message]
2016-05-30 20:49 ` [PATCH 4.5 54/87] USB: leave LPM alone if possible when binding/unbinding interface drivers Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 55/87] usb: gadget: udc: core: Fix argument of dev_err() in usb_gadget_map_request() Greg Kroah-Hartman
2016-05-30 20:49 ` [PATCH 4.5 56/87] staging: comedi: das1800: fix possible NULL dereference Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 62/87] xen/x86: actually allocate legacy interrupts on PV guests Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 63/87] tty: vt, return error when con_startup fails Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 64/87] TTY: n_gsm, fix false positive WARN_ON Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 65/87] tty/serial: atmel: fix hardware handshake selection Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 66/87] Fix OpenSSH pty regression on close Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 68/87] serial: 8250_mid: use proper bar for DNV platform Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 69/87] serial: 8250_mid: recognize interrupt source in handler Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 70/87] serial: samsung: Reorder the sequence of clock control when call s3c24xx_serial_set_termios() Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 71/87] locking,qspinlock: Fix spin_is_locked() and spin_unlock_wait() Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 72/87] clk: bcm2835: add locking to pll*_on/off methods Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 73/87] watchdog: sp5100_tco: properly check for new register layouts Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 74/87] mcb: Fixed bar number assignment for the gdd Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 75/87] ALSA: hda/realtek - New codecs support for ALC234/ALC274/ALC294 Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 76/87] ALSA: hda - Fix headphone noise on Dell XPS 13 9360 Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 77/87] ALSA: hda/realtek - Add support for ALC295/ALC3254 Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 78/87] ALSA: hda - Fix headset mic detection problem for one Dell machine Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 79/87] IB/srp: Fix a debug kernel crash Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 80/87] thunderbolt: Fix double free of drom buffer Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 81/87] SIGNAL: Move generic copy_siginfo() to signal.h Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 82/87] UBI: Fix static volume checks when Fastmap is used Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 83/87] hpfs: fix remount failure when there are no options changed Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 84/87] hpfs: implement the show_options method Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 85/87] scsi: Add intermediate STARGET_REMOVE state to scsi_target_state Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 86/87] Revert "scsi: fix soft lockup in scsi_remove_target() on module removal" Greg Kroah-Hartman
2016-05-30 20:50 ` [PATCH 4.5 87/87] kbuild: move -Wunused-const-variable to W=1 warning level Greg Kroah-Hartman
2016-06-01  5:26 ` [PATCH 4.5 00/87] 4.5.6-stable review Guenter Roeck
2016-06-01 14:21 ` Shuah Khan

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