From: Jaroslav Kysela <perex@perex.cz>
Date: Wed, 7 Dec 2022 13:54:30 +0000 (+0100)
Subject: alsa-lib: conf - fix possible use-after-free in get_char_skip_comments
X-Git-Tag: v1.2.9~28
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=13e31fb1ecd5f666ffda09e87ef1aa53b4fae022;p=alsa-lib.git

alsa-lib: conf - fix possible use-after-free in get_char_skip_comments

Signed-off-by: Jaroslav Kysela <perex@perex.cz>
---

diff --git a/src/conf.c b/src/conf.c
index eb38c344..65f2e1a7 100644
--- a/src/conf.c
+++ b/src/conf.c
@@ -814,11 +814,12 @@ static int get_char_skip_comments(input_t *input)
 				closedir(dirp);
 
 				err = add_include_path(input->current, str);
-				free(str);
 				if (err < 0) {
 					SNDERR("Cannot add search dir %s", str);
+					free(str);
 					return err;
 				}
+				free(str);
 				continue;
 			}