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| author | Eric Sesterhenn <snakebyte@gmx.de> | 2006-05-20 15:00:12 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-05-21 12:59:18 -0700 |
| commit | a6a61c5494145c904bead0cceadd94080bd3a784 (patch) | |
| tree | 7b0af71fd46a86da830c1ae3c0391fa9e55dee53 /drivers/isdn | |
| parent | 92d1dbd27417c54c23aac6a84c285e256f6118b6 (diff) | |
| download | linux-3.10-a6a61c5494145c904bead0cceadd94080bd3a784.tar.gz linux-3.10-a6a61c5494145c904bead0cceadd94080bd3a784.tar.bz2 linux-3.10-a6a61c5494145c904bead0cceadd94080bd3a784.zip | |
[PATCH] Overrun in isdn_tty.c
This fixes coverity bug id #1237. After the while loop, it is possible for
i == ISDN_LMSNLEN. If this happens the terminating '\0' is written after
the end of the array.
Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Cc: Karsten Keil <kkeil@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/isdn')
| -rw-r--r-- | drivers/isdn/i4l/isdn_tty.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c index 3585fb1f334..2ac90242d26 100644 --- a/drivers/isdn/i4l/isdn_tty.c +++ b/drivers/isdn/i4l/isdn_tty.c @@ -2880,7 +2880,7 @@ isdn_tty_cmd_ATand(char **p, modem_info * info) p[0]++; i = 0; while (*p[0] && (strchr("0123456789,-*[]?;", *p[0])) && - (i < ISDN_LMSNLEN)) + (i < ISDN_LMSNLEN - 1)) m->lmsn[i++] = *p[0]++; m->lmsn[i] = '\0'; break; |