From 6c7f688b1f46c6fb31aa8a4a27d493c90e9ded37 Mon Sep 17 00:00:00 2001 From: Karel Zak Date: Fri, 4 Mar 2011 14:44:29 +0100 Subject: umount: segfaults with inconsistent entry in /etc/fstab Addresses: https://bugs.launchpad.net/ubuntu/+source/util-linux/+bug/726283 Reported-by: Greg Brockman Signed-off-by: Karel Zak --- lib/mangle.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'lib/mangle.c') diff --git a/lib/mangle.c b/lib/mangle.c index 99e8281e6..a5e157bc9 100644 --- a/lib/mangle.c +++ b/lib/mangle.c @@ -94,6 +94,8 @@ char *unmangle(const char *s, char **end) if (end) *end = e; + if (e == s) + return NULL; /* empty string */ buf = malloc(sz); if (!buf) -- cgit v1.2.3-55-g7522