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authorGreg Ungerer <gerg@snapgear.com>2005-11-07 14:09:50 +1000
committerLinus Torvalds <torvalds@g5.osdl.org>2005-11-07 08:00:46 -0800
commit8766af935f3f018ec4fd420644360643838ec323 (patch)
tree2c6c07bf6acc1fe68782608ec116b76a38385a8f /drivers/mtd/inftlmount.c
parent3aec6fe2a24067ffeb2e7641bd9dd18e41654842 (diff)
[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>
Diffstat (limited to 'drivers/mtd/inftlmount.c')
-rw-r--r--drivers/mtd/inftlmount.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mtd/inftlmount.c b/drivers/mtd/inftlmount.c
index b5dda47395a..3dac53feeee 100644
--- a/drivers/mtd/inftlmount.c
+++ b/drivers/mtd/inftlmount.c
@@ -574,6 +574,12 @@ int INFTL_mount(struct INFTLrecord *s)
/* 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);
/*