diff options
| author | Richard Zhao <richard.zhao@freescale.com> | 2012-04-24 15:24:43 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-05-12 09:32:04 -0700 |
| commit | 35cdf78c44dc54a6262ebbfc745f46bd3b813f94 (patch) | |
| tree | 3fae459d3506f3758928bfa5347188591a141be0 /sound | |
| parent | e7bcb4bafa9bb05db987601067c2f9da45d2678c (diff) | |
ASoC: core: check of_property_count_strings failure
commit c34ce320d9fe328e3272def20b152f39ccfa045e upstream.
Signed-off-by: Richard Zhao <richard.zhao@freescale.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/soc-core.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 92cee24ed2dc..48e91cd0d34c 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -3420,10 +3420,10 @@ int snd_soc_of_parse_audio_routing(struct snd_soc_card *card, int i, ret; num_routes = of_property_count_strings(np, propname); - if (num_routes & 1) { + if (num_routes < 0 || num_routes & 1) { dev_err(card->dev, - "Property '%s's length is not even\n", - propname); + "Property '%s' does not exist or its length is not even\n", + propname); return -EINVAL; } num_routes /= 2; |