can-bcm: fix minor heap overflow

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 <[email protected]> Signed-off-by: Oliver Hartkopp <[email protected]> CC: Linus Torvalds <[email protected]> Signed-off-by: David S. Miller <[email protected]>
goeke · Nov 12, 2010 · 0597d1b · 0597d1b
1 parent 6c4f199
commit 0597d1b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/net/can/bcm.c b/net/can/bcm.c
@@ -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)