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[PATCH] Fix unsetenv breakage

From: Jakub Jelinek <jakub at redhat dot com>
To: Ulrich Drepper <drepper at redhat dot com>
Cc: Glibc hackers <libc-hacker at sources dot redhat dot com>
Date: Sat, 9 Feb 2002 01:56:47 +0100
Subject: [PATCH] Fix unsetenv breakage
Reply-to: Jakub Jelinek <jakub at redhat dot com>

Hi!

This is why all SUID programs currently coredump...

2002-02-09  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/generic/dl-environ.c (unsetenv): Clear cnt before use.

--- libc/sysdeps/generic/dl-environ.c.jj	Mon Feb  4 17:34:53 2002
+++ libc/sysdeps/generic/dl-environ.c	Sat Feb  9 01:54:20 2002
@@ -58,7 +58,7 @@ unsetenv (const char *name)
   ep = __environ;
   while (*ep != NULL)
     {
-      size_t cnt;
+      size_t cnt = 0;
 
       while ((*ep)[cnt] == name[cnt] && name[cnt] != '\0')
 	++cnt;

	Jakub

Follow-Ups:
- Re: [PATCH] Fix unsetenv breakage
  - From: Ulrich Drepper

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