From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Fri, 18 May 2012 12:51:02 +0000 (+0300)
Subject: edac_mc: check for allocation failure in edac_mc_alloc()
X-Git-Tag: firefly_0821_release~3680^2~2318^2^2~10
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=08a4a136909602eae0e71e147153461df077a46f;p=firefly-linux-kernel-4.4.55.git

edac_mc: check for allocation failure in edac_mc_alloc()

Add a check here for if kzalloc() failed.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 98c759dc0d5d..91ca4101c789 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -355,6 +355,8 @@ struct mem_ctl_info *edac_mc_alloc(unsigned mc_num,
 		}
 
 		dimm = kzalloc(sizeof(**mci->dimms), GFP_KERNEL);
+		if (!dimm)
+			goto error;
 		mci->dimms[off] = dimm;
 		dimm->mci = mci;