[PATCH 05/34] clean: release strbuf after use in remove_dirs()

[Rene Scharfe <l.s.r@web.de>]

Signed-off-by: Rene Scharfe <l.s.r@web.de>
---
 builtin/clean.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/builtin/clean.c b/builtin/clean.c
index 21a7a32994..733b6d3745 100644
--- a/builtin/clean.c
+++ b/builtin/clean.c
@@ -151,104 +151,107 @@ static int exclude_cb(const struct option *opt, const char *arg, int unset)
 static int remove_dirs(struct strbuf *path, const char *prefix, int force_flag,
 		int dry_run, int quiet, int *dir_gone)
 {
 	DIR *dir;
 	struct strbuf quoted = STRBUF_INIT;
 	struct dirent *e;
 	int res = 0, ret = 0, gone = 1, original_len = path->len, len;
 	struct string_list dels = STRING_LIST_INIT_DUP;
 
 	*dir_gone = 1;
 
 	if ((force_flag & REMOVE_DIR_KEEP_NESTED_GIT) && is_nonbare_repository_dir(path)) {
 		if (!quiet) {
 			quote_path_relative(path->buf, prefix, &quoted);
 			printf(dry_run ?  _(msg_would_skip_git_dir) : _(msg_skip_git_dir),
 					quoted.buf);
 		}
 
 		*dir_gone = 0;
-		return 0;
+		goto out;
 	}
 
 	dir = opendir(path->buf);
 	if (!dir) {
 		/* an empty dir could be removed even if it is unreadble */
 		res = dry_run ? 0 : rmdir(path->buf);
 		if (res) {
 			int saved_errno = errno;
 			quote_path_relative(path->buf, prefix, &quoted);
 			errno = saved_errno;
 			warning_errno(_(msg_warn_remove_failed), quoted.buf);
 			*dir_gone = 0;
 		}
-		return res;
+		ret = res;
+		goto out;
 	}
 
 	strbuf_complete(path, '/');
 
 	len = path->len;
 	while ((e = readdir(dir)) != NULL) {
 		struct stat st;
 		if (is_dot_or_dotdot(e->d_name))
 			continue;
 
 		strbuf_setlen(path, len);
 		strbuf_addstr(path, e->d_name);
 		if (lstat(path->buf, &st))
 			; /* fall thru */
 		else if (S_ISDIR(st.st_mode)) {
 			if (remove_dirs(path, prefix, force_flag, dry_run, quiet, &gone))
 				ret = 1;
 			if (gone) {
 				quote_path_relative(path->buf, prefix, &quoted);
 				string_list_append(&dels, quoted.buf);
 			} else
 				*dir_gone = 0;
 			continue;
 		} else {
 			res = dry_run ? 0 : unlink(path->buf);
 			if (!res) {
 				quote_path_relative(path->buf, prefix, &quoted);
 				string_list_append(&dels, quoted.buf);
 			} else {
 				int saved_errno = errno;
 				quote_path_relative(path->buf, prefix, &quoted);
 				errno = saved_errno;
 				warning_errno(_(msg_warn_remove_failed), quoted.buf);
 				*dir_gone = 0;
 				ret = 1;
 			}
 			continue;
 		}
 
 		/* path too long, stat fails, or non-directory still exists */
 		*dir_gone = 0;
 		ret = 1;
 		break;
 	}
 	closedir(dir);
 
 	strbuf_setlen(path, original_len);
 
 	if (*dir_gone) {
 		res = dry_run ? 0 : rmdir(path->buf);
 		if (!res)
 			*dir_gone = 1;
 		else {
 			int saved_errno = errno;
 			quote_path_relative(path->buf, prefix, &quoted);
 			errno = saved_errno;
 			warning_errno(_(msg_warn_remove_failed), quoted.buf);
 			*dir_gone = 0;
 			ret = 1;
 		}
 	}
 
 	if (!*dir_gone && !quiet) {
 		int i;
 		for (i = 0; i < dels.nr; i++)
 			printf(dry_run ?  _(msg_would_remove) : _(msg_remove), dels.items[i].string);
 	}
+out:
+	strbuf_release(&quoted);
 	string_list_clear(&dels, 0);
 	return ret;
 }
-- 
2.14.1