提交 8766af93 编写于 作者: G Greg Ungerer 提交者: Linus Torvalds

[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: NGreg Ungerer <gerg@uclinux.com>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 3aec6fe2
...@@ -574,6 +574,12 @@ int INFTL_mount(struct INFTLrecord *s) ...@@ -574,6 +574,12 @@ int INFTL_mount(struct INFTLrecord *s)
/* Temporary buffer to store ANAC numbers. */ /* Temporary buffer to store ANAC numbers. */
ANACtable = kmalloc(s->nb_blocks * sizeof(u8), GFP_KERNEL); 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); memset(ANACtable, 0, s->nb_blocks);
/* /*
......
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