(memcoll): Set errno = 0 in the shortcut case, too.

[gnulib.git] / lib / memcoll.c

diff --git a/lib/memcoll.c b/lib/memcoll.c
index 7f61a6b..457d110 100644 (file)
--- a/lib/memcoll.c
+++ b/lib/memcoll.c
@@ -43,7 +43,10 @@ memcoll (char *s1, size_t s1len, char *s2, size_t s2len)
      the buffers using strcoll on each substring.  */
 
   if (s1len == s2len && memcmp (s1, s2, s1len) == 0)
-    diff = 0;
+    {
+      errno = 0;
+      diff = 0;
+    }
   else
     {
       char n1 = s1[s1len];