From: Lee Jones <lee.jones@linaro.org> To: "Eric W. Biederman" <ebiederm@xmission.com> Cc: gregkh@linuxfoundation.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, Sumit Garg <sumit.garg@linaro.org>, Daniel Thompson <daniel.thompson@linaro.org>, Douglas Anderson <dianders@chromium.org>, Petr Mladek <pmladek@suse.com>, Yinghai Lu <yhlu.kernel@gmail.com>, Jason Wessel <jason.wessel@windriver.com> Subject: Re: [PATCH 25/32] usb: early: ehci-dbgp: Remove set but never checked variable 'ret' Date: Mon, 6 Jul 2020 18:57:33 +0100 [thread overview] Message-ID: <20200706175733.GB3500@dell> (raw) In-Reply-To: <87imf0mvk7.fsf@x220.int.ebiederm.org> On Mon, 06 Jul 2020, Eric W. Biederman wrote: > Lee Jones <lee.jones@linaro.org> writes: > > > 'ret' hasn't been checked since the driver's inception in 2009. > > Minor quibble the inception was in 5c05917e7fe3 ("x86: usb debug port > early console, v4") in July of 2008. I'm only going back as far as the inception of ehci-dbgp.c. > Acked-by: "Eric W. Biederman" <ebiederm@xmission.com> Great, thanks. > > Fixes the following W=1 kernel build warning(s): > > > > drivers/usb/early/ehci-dbgp.c: In function ‘early_dbgp_write’: > > drivers/usb/early/ehci-dbgp.c:915:13: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable] > > 915 | int chunk, ret; > > | ^~~ > > > > Cc: Sumit Garg <sumit.garg@linaro.org> > > Cc: Daniel Thompson <daniel.thompson@linaro.org> > > Cc: Douglas Anderson <dianders@chromium.org> > > Cc: Petr Mladek <pmladek@suse.com> > > Cc: "Eric W. Biederman" <ebiederm@xmission.com> > > Cc: Yinghai Lu <yhlu.kernel@gmail.com> > > Cc: Jason Wessel <jason.wessel@windriver.com> > > Signed-off-by: Lee Jones <lee.jones@linaro.org> > > --- > > drivers/usb/early/ehci-dbgp.c | 6 +++--- > > 1 file changed, 3 insertions(+), 3 deletions(-) -- Lee Jones [李琼斯] Senior Technical Lead - Developer Services Linaro.org │ Open source software for Arm SoCs Follow Linaro: Facebook | Twitter | Blog
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From: Lee Jones <lee.jones@linaro.org> To: "Eric W. Biederman" <ebiederm@xmission.com> Cc: Sumit Garg <sumit.garg@linaro.org>, Daniel Thompson <daniel.thompson@linaro.org>, Petr Mladek <pmladek@suse.com>, gregkh@linuxfoundation.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Douglas Anderson <dianders@chromium.org>, Yinghai Lu <yhlu.kernel@gmail.com>, Jason Wessel <jason.wessel@windriver.com>, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH 25/32] usb: early: ehci-dbgp: Remove set but never checked variable 'ret' Date: Mon, 6 Jul 2020 18:57:33 +0100 [thread overview] Message-ID: <20200706175733.GB3500@dell> (raw) In-Reply-To: <87imf0mvk7.fsf@x220.int.ebiederm.org> On Mon, 06 Jul 2020, Eric W. Biederman wrote: > Lee Jones <lee.jones@linaro.org> writes: > > > 'ret' hasn't been checked since the driver's inception in 2009. > > Minor quibble the inception was in 5c05917e7fe3 ("x86: usb debug port > early console, v4") in July of 2008. I'm only going back as far as the inception of ehci-dbgp.c. > Acked-by: "Eric W. Biederman" <ebiederm@xmission.com> Great, thanks. > > Fixes the following W=1 kernel build warning(s): > > > > drivers/usb/early/ehci-dbgp.c: In function ‘early_dbgp_write’: > > drivers/usb/early/ehci-dbgp.c:915:13: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable] > > 915 | int chunk, ret; > > | ^~~ > > > > Cc: Sumit Garg <sumit.garg@linaro.org> > > Cc: Daniel Thompson <daniel.thompson@linaro.org> > > Cc: Douglas Anderson <dianders@chromium.org> > > Cc: Petr Mladek <pmladek@suse.com> > > Cc: "Eric W. Biederman" <ebiederm@xmission.com> > > Cc: Yinghai Lu <yhlu.kernel@gmail.com> > > Cc: Jason Wessel <jason.wessel@windriver.com> > > Signed-off-by: Lee Jones <lee.jones@linaro.org> > > --- > > drivers/usb/early/ehci-dbgp.c | 6 +++--- > > 1 file changed, 3 insertions(+), 3 deletions(-) -- Lee Jones [李琼斯] Senior Technical Lead - Developer Services Linaro.org │ Open source software for Arm SoCs Follow Linaro: Facebook | Twitter | Blog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2020-07-06 17:57 UTC|newest] Thread overview: 94+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-07-06 13:33 [PATCH 00/32] Fix the final bunch of W=1 issues in USB Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 01/32] usb: misc: legousbtower: Demote obvious misuse of kerneldoc to standard comment blocks Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 02/32] usb: chipidea: ci_hdrc_pci: Fix improper use of kerneldoc format Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 03/32] usb: gadget: legacy: printer: Remove unused variable 'driver_desc' Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 04/32] usb: gadget: udc: amd5536udc_pci: Remove unused variable 'mod_desc' Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 05/32] usb: gadget: function: u_ether: Downgrade kerneldoc headers which to not make the mark Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 06/32] usb: gadget: udc: pxa27x_udc: Fix a bunch of kerneldoc issues Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-08 10:32 ` Robert Jarzmik 2020-07-08 10:32 ` Robert Jarzmik 2020-07-06 13:33 ` [PATCH 07/32] usb: misc: legousbtower: Demote function header which is clearly not kerneldoc Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 08/32] usb: typec: tcpm: tcpm: Remove dangling unused 'struct tcpm_altmode_ops' Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 14:00 ` Hans de Goede 2020-07-06 14:00 ` Hans de Goede 2020-07-06 14:20 ` Lee Jones 2020-07-06 14:20 ` Lee Jones 2020-07-09 12:50 ` Hans de Goede 2020-07-09 12:50 ` Hans de Goede 2020-07-09 13:04 ` Lee Jones 2020-07-09 13:04 ` Lee Jones 2020-07-14 12:01 ` Hans de Goede 2020-07-14 12:01 ` Hans de Goede 2020-07-14 13:54 ` Lee Jones 2020-07-14 13:54 ` Lee Jones 2020-09-01 2:32 ` Badhri Jagan Sridharan 2020-09-01 2:32 ` Badhri Jagan Sridharan 2020-09-01 7:20 ` Hans de Goede 2020-09-01 7:20 ` Hans de Goede 2020-07-06 13:33 ` [PATCH 09/32] usb: gadget: udc: atmel_usba_udc: Remove set but unused variable 'pp' Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 10/32] usb: gadget: legacy: nokia: Remove unused static variable 'product_nokia' Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 11/32] usb: gadget: function: f_fs: Demote function header which is clearly not kerneldoc Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 12/32] usb: gadget: udc: lpc32xx_udc: Staticify 2 local functions Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-07 6:16 ` Vladimir Zapolskiy 2020-07-07 6:16 ` Vladimir Zapolskiy 2020-07-06 13:33 ` [PATCH 13/32] usb: host: r8a66597-hcd: Remove set, then over-written, but never used variable 'tmp' Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 14/32] usb: gadget: udc: mv_udc_core: Remove unused static const variable 'driver_desc' Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 15/32] usb: gadget: udc: pch_udc: Fix a plethora of function documentation related issues Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 16/32] usb: host: imx21-hcd: Demote function header which is clearly not kerneldoc Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 17/32] usb: host: ehci-fsl: Fix incorrectly named function argument Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 18/32] usb: host: fotg210-hcd: Remove unused variable 'hcc_params' Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 19/32] usb: gadget: function: u_uac1_legacy: Demote obvious misuse of kerneldoc to standard comment blocks Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 20/32] usb: host: bcma-hcd: " Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 21/32] usb: host: fotg210-hcd: " Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 22/32] usb: gadget: udc: mv_u3d_core: Remove unused static const 'driver_desc' Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 23/32] usb: gadget: udc: max3420_udc: Remove set, but never checked variable 'addr' Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 16:08 ` Jassi Brar 2020-07-06 16:08 ` Jassi Brar 2020-07-06 13:33 ` [PATCH 24/32] usb: typec: ucsi: ucsi: Staticify and stop export of ucsi_init() Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 25/32] usb: early: ehci-dbgp: Remove set but never checked variable 'ret' Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 16:56 ` Eric W. Biederman 2020-07-06 16:56 ` Eric W. Biederman 2020-07-06 17:57 ` Lee Jones [this message] 2020-07-06 17:57 ` Lee Jones 2020-07-06 13:33 ` [PATCH 26/32] usb: early: xhci-dbc: Supply missing 'xhci-dbgp.h' headerfile Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:50 ` Jann Horn 2020-07-06 13:50 ` Jann Horn 2020-07-06 13:33 ` [PATCH 27/32] usb: early: xhci-dbc: File headers are not good candidates for kerneldoc Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 28/32] usb: host: ehci-platform: Do not define 'struct acpi_device_id' when !CONFIG_ACPI Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 29/32] usb: dwc3: dwc3-qcom: " Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 30/32] usb: host: fhci-tds: Remove unused variables 'buf' and 'extra_data' Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 31/32] usb: host: fhci-sched: Remove unused variable 'td' Lee Jones 2020-07-06 13:33 ` Lee Jones 2020-07-06 13:33 ` [PATCH 32/32] usb: host: xhci-plat: Do not define 'struct acpi_device_id' when !CONFIG_ACPI Lee Jones 2020-07-06 13:33 ` Lee Jones
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