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-rw-r--r--sha1_name.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sha1_name.c b/sha1_name.c
index df45b172a3..fdd321448c 100644
--- a/sha1_name.c
+++ b/sha1_name.c
@@ -148,7 +148,7 @@ static int get_sha1_basic(const char *str, int len, unsigned char *sha1)
};
const char **p;
- if (!get_sha1_hex(str, sha1))
+ if (len == 40 && !get_sha1_hex(str, sha1))
return 0;
for (p = prefix; *p; p++) {