git-p4: Unset P4DIFF environment variable when using 'p4 -du diff'

diff --git a/builtin-http-fetch.c b/builtin-http-fetch.c
index 48128c610e4b36789efbe16fb974b2f3389093ff..b1f33891c36fe38d855ace535cf9218fe9603541 100644 (file)
--- a/builtin-http-fetch.c
+++ b/builtin-http-fetch.c
@@ -80,8 +80,7 @@ int cmd_http_fetch(int argc, const char **argv, const char *prefix)
 
        walker_free(walker);
 
-       if (rewritten_url)
-               free(rewritten_url);
+       free(rewritten_url);
 
        return rc;
 }