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iw_cxgb4: handle draining an idle qp
[deliverable/linux.git]
/
net
/
netfilter
/
x_tables.c
diff --git
a/net/netfilter/x_tables.c
b/net/netfilter/x_tables.c
index d0cd2b9bf84463af1028d00ce87d2f5aab1dc736..582c9cfd6567ce4c7d5b3f86c15732b33a63e1b4 100644
(file)
--- a/
net/netfilter/x_tables.c
+++ b/
net/netfilter/x_tables.c
@@
-659,6
+659,9
@@
struct xt_table_info *xt_alloc_table_info(unsigned int size)
struct xt_table_info *info = NULL;
size_t sz = sizeof(*info) + size;
+ if (sz < sizeof(*info))
+ return NULL;
+
/* Pedantry: prevent them from hitting BUG() in vmalloc.c --RR */
if ((SMP_ALIGN(size) >> PAGE_SHIFT) + 2 > totalram_pages)
return NULL;
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