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authorSudip Mukherjee <sudipm.mukherjee@gmail.com>2016-12-13 03:41:05 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2016-12-13 05:55:06 +0300
commit3da82065f1e59fd280742cd792cbf2fb2052958f (patch)
treeaa8b49a1c95a08cd0699fa882e047a23ba5e82bc /drivers/pcmcia
parentc795cf4f1865659b40a286a9997e64f4c15bbc9b (diff)
downloadlinux-3da82065f1e59fd280742cd792cbf2fb2052958f.tar.xz
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> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/pcmcia')
-rw-r--r--drivers/pcmcia/m32r_pcc.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/pcmcia/m32r_pcc.c b/drivers/pcmcia/m32r_pcc.c
index 56bf38804e93..e50bbf826188 100644
--- a/drivers/pcmcia/m32r_pcc.c
+++ b/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) {