[PATCH] check for failed kmalloc in inftlmount.c
The INFTL mount code contains a kmalloc() followed by a memset() without
handling a possible memory allocation failure.
Signed-off-by: <panagiotis.issaris@mech.kuleuven.ac.be>
Signed-off-by: Greg Ungerer <gerg@uclinux.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/mtd/inftlmount.c b/drivers/mtd/inftlmount.c
index b5dda47..3dac53f 100644
--- a/drivers/mtd/inftlmount.c
+++ b/drivers/mtd/inftlmount.c
@@ -574,6 +574,12 @@
/* Temporary buffer to store ANAC numbers. */
ANACtable = kmalloc(s->nb_blocks * sizeof(u8), GFP_KERNEL);
+ if (!ANACtable) {
+ printk(KERN_WARNING "INFTL: allocation of ANACtable "
+ "failed (%zd bytes)\n",
+ s->nb_blocks * sizeof(u8));
+ return -ENOMEM;
+ }
memset(ANACtable, 0, s->nb_blocks);
/*