From: Paul Eggert <eggert@cs.ucla.edu>
Date: Mon, 19 Mar 2007 17:30:07 +0000 (+0000)
Subject: * lib/getcwd.c (__getcwd): Remove redundant comparison of buf to NULL.
X-Git-Tag: cvs-readonly~744
X-Git-Url: http://erislabs.net/gitweb/?a=commitdiff_plain;h=4b57b2a1cba017e176f1992304b8c2900bbdb569;p=gnulib.git

* lib/getcwd.c (__getcwd): Remove redundant comparison of buf to NULL.
If size is zero here, buf must be zero.
---

diff --git a/ChangeLog b/ChangeLog
index fd9f3e845..aa3f36314 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2007-03-19  Paul Eggert  <eggert@cs.ucla.edu>
+
+	* lib/getcwd.c (__getcwd): Remove redundant comparison of buf to NULL.
+	If size is zero here, buf must be zero.
+
 2007-03-19  Simon Josefsson  <simon@josefsson.org>
 
 	* des.c: Remove weak_keys_chksum.  Reported by Bruno Haible
diff --git a/lib/getcwd.c b/lib/getcwd.c
index f8567bd73..23b35de67 100644
--- a/lib/getcwd.c
+++ b/lib/getcwd.c
@@ -391,7 +391,7 @@ __getcwd (char *buf, size_t size)
   used = dir + allocated - dirp;
   memmove (dir, dirp, used);
 
-  if (buf == NULL && size == 0)
+  if (size == 0)
     /* Ensure that the buffer is only as large as necessary.  */
     buf = realloc (dir, used);