mtd: bcm47xxpart: handle malloc failures

Handle return NULL in malloc.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/mtd/bcm47xxpart.c b/drivers/mtd/bcm47xxpart.c
index 9279a9174f84..6d427468c4cd 100644
--- a/drivers/mtd/bcm47xxpart.c
+++ b/drivers/mtd/bcm47xxpart.c
@@ -71,7 +71,14 @@ static int bcm47xxpart_parse(struct mtd_info *master,
         /* Alloc */
         parts = kzalloc(sizeof(struct mtd_partition) * BCM47XXPART_MAX_PARTS,
                         GFP_KERNEL);
+        if (!parts)
+                return -ENOMEM;
+
         buf = kzalloc(BCM47XXPART_BYTES_TO_READ, GFP_KERNEL);
+        if (!buf) {
+                kfree(parts);
+                return -ENOMEM;
+        }
 
         /* Parse block by block looking for magics */
         for (offset = 0; offset <= master->size - blocksize;