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can-bcm: fix minor heap overflow

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On 64-bit platforms the ASCII representation of a pointer may be up to 17
bytes long. This patch increases the length of the buffer accordingly.

http://marc.info/?l=linux-netdev&m=128872251418192&w=2

Reported-by: Dan Rosenberg <drosenberg@vsecurity.com>
Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
CC: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Oliver Hartkopp 2010-11-10 12:10:30 +00:00 committed by David S. Miller
parent 6c4f199411
commit 0597d1b99f
1 changed files with 1 additions and 1 deletions
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2
net/can/bcm.c
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@ -125,7 +125,7 @@ struct bcm_sock {
struct list_head tx_ops;
unsigned long dropped_usr_msgs;
struct proc_dir_entry *bcm_proc_read;
char procname [9]; /* pointer printed in ASCII with \0 */
char procname [20]; /* pointer printed in ASCII with \0 */
};
static inline struct bcm_sock *bcm_sk(const struct sock *sk)