2002-01-22 16:40:26

by Urs Thuermann

[permalink] [raw]
Subject: PATCH: Undefined behavior in ISDN code

I've already sent this patch a couple of years ago. Obviously, it got
lost, since the code in 2.4.17 still has the undefined behavior in it.

urs



diff -ru linux-2.4.17/drivers/isdn/isdn_audio.c linux/drivers/isdn/isdn_audio.c
--- linux-2.4.17/drivers/isdn/isdn_audio.c Sat Dec 22 07:54:42 2001
+++ linux/drivers/isdn/isdn_audio.c Tue Jan 22 16:31:53 2002
@@ -228,7 +228,7 @@
: "memory", "ax");
#else
while (n--)
- *buff++ = table[*(unsigned char *)buff];
+ *buff = table[*(unsigned char *)buff], buff++;
#endif
}