From: Matt Kraai <kraai@debian.org>
Date: Mon, 12 Nov 2001 18:44:26 +0000 (-0000)
Subject: Remove unnecessary errno handling.
X-Git-Tag: 0_60_2~23
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=5c2bbb55d7ad0ffc36261bb1b46da1aa24487448;p=oweals%2Fbusybox.git

Remove unnecessary errno handling.
---

diff --git a/libbb/xgetcwd.c b/libbb/xgetcwd.c
index 4f7748123..54e9785ed 100644
--- a/libbb/xgetcwd.c
+++ b/libbb/xgetcwd.c
@@ -27,24 +27,19 @@ xgetcwd (char *cwd)
   char *ret;
   unsigned path_max;
 
-  errno = 0;
   path_max = (unsigned) PATH_MAX;
   path_max += 2;                /* The getcwd docs say to do this. */
 
   if(cwd==0)
 	cwd = xmalloc (path_max);
 
-  errno = 0;
   while ((ret = getcwd (cwd, path_max)) == NULL && errno == ERANGE) {
       path_max += PATH_INCR;
       cwd = xrealloc (cwd, path_max);
-      errno = 0;
   }
 
   if (ret == NULL) {
-      int save_errno = errno;
       free (cwd);
-      errno = save_errno;
       perror_msg("getcwd()");
       return NULL;
   }