From 8b3d8aad5dcacd7158a91c39a2bffb5b2f26129a Mon Sep 17 00:00:00 2001 From: Karel Zak Date: Thu, 23 Sep 2021 13:08:32 +0200 Subject: [PATCH] lib/env: don't ignore failed malloc Fixes: https://github.com/karelzak/util-linux/issues/1434 Signed-off-by: Karel Zak --- lib/env.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/lib/env.c b/lib/env.c index ac481eea7..a3dd335bf 100644 --- a/lib/env.c +++ b/lib/env.c @@ -69,6 +69,8 @@ static struct ul_env_list *env_list_add(struct ul_env_list *ls0, const char *str sz = strlen(str) + 1; p = malloc(sizeof(struct ul_env_list) + sz); + if (!p) + return ls0; ls = (struct ul_env_list *) p; p += sizeof(struct ul_env_list); @@ -112,7 +114,7 @@ void env_list_free(struct ul_env_list *ls) } /* - * Removes unwanted variables from environ[]. If @ls is not NULL than stores + * Removes unwanted variables from environ[]. If @org is not NULL than stores * unwnated variables to the list. */ void __sanitize_env(struct ul_env_list **org)