+ pcmcia-m32r_pcc-check-return-from-add_pcc_socket.patch added to -mm tree

+ pcmcia-m32r_pcc-check-return-from-add_pcc_socket.patch added to -mm tree

[akpm]

The patch titled
     Subject: drivers/pcmcia/m32r_pcc.c: check return from add_pcc_socket
has been added to the -mm tree.  Its filename is
     pcmcia-m32r_pcc-check-return-from-add_pcc_socket.patch

This patch should soon appear at
    http://ozlabs.org/~akpm/mmots/broken-out/pcmcia-m32r_pcc-check-return-from-add_pcc_socket.patch
and later at
    http://ozlabs.org/~akpm/mmotm/broken-out/pcmcia-m32r_pcc-check-return-from-add_pcc_socket.patch

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------------------------------------------------------
From: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Subject: drivers/pcmcia/m32r_pcc.c: check return from add_pcc_socket

If request_irq() fails it passes the error to the caller. The caller
now checks it and jumps to the common error path on failure.

Link: http://lkml.kernel.org/r/1474237304-897-3-git-send-email-sudipm.mukherjee@gmail.com
Signed-off-by: Sudip Mukherjee <sudip.mukherjee@codethink.co.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/pcmcia/m32r_pcc.c |   10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff -puN drivers/pcmcia/m32r_pcc.c~pcmcia-m32r_pcc-check-return-from-add_pcc_socket drivers/pcmcia/m32r_pcc.c
--- a/drivers/pcmcia/m32r_pcc.c~pcmcia-m32r_pcc-check-return-from-add_pcc_socket
+++ a/drivers/pcmcia/m32r_pcc.c
@@ -696,10 +696,16 @@ static int __init init_m32r_pcc(void)
 
 	pcc_sockets = 0;
 
-	add_pcc_socket(M32R_PCC0_BASE, PCC0_IRQ, M32R_PCC0_MAPBASE, 0x1000);
+	ret = add_pcc_socket(M32R_PCC0_BASE, PCC0_IRQ, M32R_PCC0_MAPBASE,
+			     0x1000);
+	if (ret)
+		goto unreg_dev;
 
 #ifdef CONFIG_M32RPCC_SLOT2
-	add_pcc_socket(M32R_PCC1_BASE, PCC1_IRQ, M32R_PCC1_MAPBASE, 0x2000);
+	ret = add_pcc_socket(M32R_PCC1_BASE, PCC1_IRQ, M32R_PCC1_MAPBASE,
+			     0x2000);
+	if (ret)
+		goto unreg_dev;
 #endif
 
 	if (pcc_sockets == 0) {
_

Patches currently in -mm which might be from sudipm.mukherjee@gmail.com are

m32r-add-simple-dma.patch
m32r-fix-build-warning.patch
pcmcia-m32r_pcc-check-return-from-request_irq.patch
pcmcia-m32r_pcc-use-common-error-path.patch
pcmcia-m32r_pcc-check-return-from-add_pcc_socket.patch