unpack-trees: allow Porcelain to give different error messages

diff --git a/builtin-diff.c b/builtin-diff.c
index 444ff2fd92da38ab4002af6a1882839c1c3d930a..7c2a8412fa8cefa2f53a5f7c2035ea9f2536e1c4 100644 (file)
--- a/builtin-diff.c
+++ b/builtin-diff.c
@@ -210,7 +210,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
        int ents = 0, blobs = 0, paths = 0;
        const char *path = NULL;
        struct blobinfo blob[2];
-       int nongit = 0;
+       int nongit;
        int result = 0;
 
        /*