[alsa-devel] [PATCH 07/11] ucm: check for valid value list before dereference.

Signed-off-by: Liam Girdwood lrg@slimlogic.co.uk --- src/ucm/main.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/src/ucm/main.c b/src/ucm/main.c index 403f5c5..3a61679 100644 --- a/src/ucm/main.c +++ b/src/ucm/main.c @@ -959,6 +959,9 @@ static int get_value1(const char **value, struct list_head *value_list, struct ucm_value *val; struct list_head *pos;

+ if (!value_list) + return -ENOENT; + list_for_each(pos, value_list) { val = list_entry(pos, struct ucm_value, list); if (check_identifier(identifier, val->name)) {