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authorUlrich Drepper <drepper@redhat.com>1999-08-20 18:07:28 +0000
committerUlrich Drepper <drepper@redhat.com>1999-08-20 18:07:28 +0000
commitbe7d999a0931203c5541714a255635459ee6dde2 (patch)
treedbc64a1ec52528fb7c81dc47039a31235e1c4952 /sysdeps/unix/sysv/linux/getcwd.c
parentf95a00152abfa60e3f825d0d29970421a618286d (diff)
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Update.
	* sysdeps/unix/sysv/linux/getcwd.c: Allocate buffer large enough
	not only if size == 0, but also for size < 0.
	* sysdeps/posix/getcwd.c: Likewise.  [PR libc/1269]
Diffstat (limited to 'sysdeps/unix/sysv/linux/getcwd.c')
-rw-r--r--sysdeps/unix/sysv/linux/getcwd.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/sysdeps/unix/sysv/linux/getcwd.c b/sysdeps/unix/sysv/linux/getcwd.c
index cc7b987f9b..223cd310b8 100644
--- a/sysdeps/unix/sysv/linux/getcwd.c
+++ b/sysdeps/unix/sysv/linux/getcwd.c
@@ -72,7 +72,7 @@ __getcwd (char *buf, size_t size)
   if (no_syscall_getcwd && !have_new_dcache)
     return generic_getcwd (buf, size);
 
-  if (size == 0)
+  if (size <= 0)
     {
       if (buf != NULL)
 	{
@@ -179,7 +179,7 @@ __getcwd (char *buf, size_t size)
   __set_errno (save_errno);
 
   /* Don't put restrictions on the length of the path unless the user does.  */
-  if (size == 0)
+  if (size <= 0)
     {
       free (path);
       path = NULL;
@@ -187,7 +187,7 @@ __getcwd (char *buf, size_t size)
 
   result = generic_getcwd (path, size);
 
-  if (result == NULL && buf == NULL && size != 0)
+  if (result == NULL && buf == NULL && size > 0)
     free (path);
 
   return result;