From: Eero Nurkkala <eero.nurkkala@xxxxxxxxxx>
kzalloc() may fail, which can result in memory corruption later
in the code.
Signed-off-by: Eero Nurkkala <eero.nurkkala@xxxxxxxxxx>
---
branch: android-msm-2.6.35
arch/arm/mach-msm/qdsp6v2/audio_dev_ctl.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-msm/qdsp6v2/audio_dev_ctl.c b/arch/arm/mach-msm/qdsp6v2/audio_dev_ctl.c
index 2d848d5..b414f3e 100644
--- a/arch/arm/mach-msm/qdsp6v2/audio_dev_ctl.c
+++ b/arch/arm/mach-msm/qdsp6v2/audio_dev_ctl.c
@@ -1028,6 +1028,11 @@ void broadcast_event(u32 evt_id, u32 dev_id, u64 session_id)
evt_payload = kzalloc(sizeof(union auddev_evt_data),
GFP_KERNEL);
+ if (!evt_payload) {
+ pr_err("%s:Out of memory\n", __func__);
+ mutex_unlock(&session_lock);
+ return;
+ }
list_for_each_entry(callback, &event.list, list) {
if (!(evt_id & callback->evt_id))
--
1.7.0.4
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