diff --git a/refs.c b/refs.c index 9911c97b69..cab4394ad1 100644 --- a/refs.c +++ b/refs.c @@ -393,12 +393,22 @@ static struct ref_array *get_loose_refs(const char *submodule) #define MAXDEPTH 5 #define MAXREFLEN (1024) +/* + * Called by resolve_gitlink_ref_recursive() after it failed to read + * from "name", which is "module/.git/". Find in + * the packed-refs file for the submodule. + */ static int resolve_gitlink_packed_ref(char *name, int pathlen, const char *refname, unsigned char *result) { int retval = -1; struct ref_entry *ref; - struct ref_array *array = get_packed_refs(name); + struct ref_array *array; + /* being defensive: resolve_gitlink_ref() did this for us */ + if (pathlen < 6 || memcmp(name + pathlen - 6, "/.git/", 6)) + die("Oops"); + name[pathlen - 6] = '\0'; /* make it path to the submodule */ + array = get_packed_refs(name); ref = search_ref_array(array, refname); if (ref != NULL) { memcpy(result, ref->sha1, 20); diff --git a/t/t3000-ls-files-others.sh b/t/t3000-ls-files-others.sh index 2eec0118c4..e9160dfc1d 100755 --- a/t/t3000-ls-files-others.sh +++ b/t/t3000-ls-files-others.sh @@ -65,4 +65,23 @@ test_expect_success '--no-empty-directory hides empty directory' ' test_cmp expected3 output ' +test_expect_success SYMLINKS 'ls-files --others with symlinked submodule' ' + git init super && + git init sub && + ( + cd sub && + >a && + git add a && + git commit -m sub && + git pack-refs --all + ) && + ( + cd super && + "$TEST_DIRECTORY/../contrib/workdir/git-new-workdir" ../sub sub + git ls-files --others --exclude-standard >../actual + ) && + echo sub/ >expect && + test_cmp expect actual +' + test_done