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* [patch] isdn: icn: use strlcpy() when parsing setup options
@ 2015-03-15 10:48 Dan Carpenter
  2015-03-16  2:26 ` David Miller
  0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2015-03-15 10:48 UTC (permalink / raw)
  To: Karsten Keil; +Cc: David S. Miller, netdev, kernel-janitors

If you pass an invalid string here then you probably deserve the memory
corruption, but it annoys static analysis tools so lets fix it.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/isdn/icn/icn.c b/drivers/isdn/icn/icn.c
index 6a7447c..358a574 100644
--- a/drivers/isdn/icn/icn.c
+++ b/drivers/isdn/icn/icn.c
@@ -1609,7 +1609,7 @@ icn_setup(char *line)
 	if (ints[0] > 1)
 		membase = (unsigned long)ints[2];
 	if (str && *str) {
-		strcpy(sid, str);
+		strlcpy(sid, str, sizeof(sid));
 		icn_id = sid;
 		if ((p = strchr(sid, ','))) {
 			*p++ = 0;

^ permalink raw reply related	[flat|nested] 2+ messages in thread

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2015-03-15 10:48 [patch] isdn: icn: use strlcpy() when parsing setup options Dan Carpenter
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