From 3da82065f1e59fd280742cd792cbf2fb2052958f Mon Sep 17 00:00:00 2001 From: Sudip Mukherjee Date: Mon, 12 Dec 2016 16:41:05 -0800 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 Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/pcmcia/m32r_pcc.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'drivers/pcmcia') 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) { -- cgit v1.2.3