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| author | Liam Girdwood <lrg@slimlogic.co.uk> | 2010-12-21 23:11:56 +0100 |
|---|---|---|
| committer | Jaroslav Kysela <perex@perex.cz> | 2010-12-22 08:05:50 +0100 |
| commit | ebb52f69117f9975de46623f5ba32f3c081fe691 (patch) | |
| tree | 6cea9fcec5978cedee0b73621b8682653286c021 | |
| parent | 6cda65ba982eb0bc38d8bdab048e4a583dcd8037 (diff) | |
| download | alsa-lib-ebb52f69117f9975de46623f5ba32f3c081fe691.tar.gz | |
ucm: check for valid value list before dereference.
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
| -rw-r--r-- | 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 ff7b5e47..aafa4839 100644 --- a/src/ucm/main.c +++ b/src/ucm/main.c @@ -957,6 +957,9 @@ 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)) { |