X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=builtin-fetch.c;h=5841b3e51a5c908a32761398d6237968ddac4d46;hb=fae09a8084c9b51632726523b477a78dd28d7d7e;hp=a11548c8943f75b8d3e9ddfa1e6e2e3d13eaa431;hpb=dc96bdb9469632fcb29f660d18a96fede99fcea2;p=git.git

diff --git a/builtin-fetch.c b/builtin-fetch.c
index a11548c89..5841b3e51 100644
--- a/builtin-fetch.c
+++ b/builtin-fetch.c
@@ -637,6 +637,8 @@ int cmd_fetch(int argc, const char **argv, const char *prefix)
 			if (!strcmp(argv[i], "tag")) {
 				char *ref;
 				i++;
+				if (i >= argc)
+					die("You need to specify a tag name.");
 				ref = xmalloc(strlen(argv[i]) * 2 + 22);
 				strcpy(ref, "refs/tags/");
 				strcat(ref, argv[i]);