-fix memrchr

1 files changed, 6 insertions, 4 deletions

diff --git a/src/gns/gnunet-service-gns_resolver.c b/src/gns/gnunet-service-gns_resolver.c
index f1b40f206..d7f2958f7 100644
--- a/src/gns/gnunet-service-gns_resolver.c
+++ b/src/gns/gnunet-service-gns_resolver.c
@@ -495,13 +495,15 @@ fail_resolution (void *cls,
 /* Don't have this on W32, here's a naive implementation
  * Was somehow removed on OS X ...  */
 void *
-memrchr (const void *s, int c, size_t n)
+memrchr (const void *s, 
+         int c, 
+         size_t n)
 {
-  size_t i;
-  unsigned char *ucs = (unsigned char *) s;
+  unsigned char *ucs = s;
+  ssize_t i;
 
   for (i = n - 1; i >= 0; i--)
-    if (ucs[i] == c)
+    if (c == (int) ucs[i])
       return (void *) &ucs[i];
   return NULL;
 }