X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=refs.c;h=98327d798375d2bc966f877af227a03070ce5d1b;hb=151602df00b8e5c5b4a8193f59a94b85f9b5aebc;hp=5e653141ceb8183cfb7922c3ad89fd1a0110647a;hpb=9befac470b4cfad529032dbcffcb71242ec71f91;p=git.git

diff --git a/refs.c b/refs.c
index 5e653141c..98327d798 100644
--- a/refs.c
+++ b/refs.c
@@ -42,6 +42,12 @@ const char *resolve_ref(const char *path, unsigned char *sha1, int reading)
 			}
 		}
 
+		/* Is it a directory? */
+		if (S_ISDIR(st.st_mode)) {
+			errno = EISDIR;
+			return NULL;
+		}
+
 		/*
 		 * Anything else, just open it and try to use it as
 		 * a ref