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Diffstat (limited to 'drivers/media/cec/cec-notifier.c')
-rw-r--r--drivers/media/cec/cec-notifier.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/media/cec/cec-notifier.c b/drivers/media/cec/cec-notifier.c
index 74dc1c32080e..08b619d0ea1e 100644
--- a/drivers/media/cec/cec-notifier.c
+++ b/drivers/media/cec/cec-notifier.c
@@ -87,6 +87,9 @@ EXPORT_SYMBOL_GPL(cec_notifier_put);
void cec_notifier_set_phys_addr(struct cec_notifier *n, u16 pa)
{
+ if (n == NULL)
+ return;
+
mutex_lock(&n->lock);
n->phys_addr = pa;
if (n->callback)
@@ -100,6 +103,9 @@ void cec_notifier_set_phys_addr_from_edid(struct cec_notifier *n,
{
u16 pa = CEC_PHYS_ADDR_INVALID;
+ if (n == NULL)
+ return;
+
if (edid && edid->extensions)
pa = cec_get_edid_phys_addr((const u8 *)edid,
EDID_LENGTH * (edid->extensions + 1), NULL);

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