drm/radeon: initialize sadb to NULL in the audio code

Fixes kfree of the sadb buffer when it's NULL.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

3 files changed, 3 insertions, 3 deletions

diff --git a/drivers/gpu/drm/radeon/dce3_1_afmt.c b/drivers/gpu/drm/radeon/dce3_1_afmt.c
index 950af153f30e..6b1dbecdd36d 100644
--- a/drivers/gpu/drm/radeon/dce3_1_afmt.c
+++ b/drivers/gpu/drm/radeon/dce3_1_afmt.c
@@ -32,7 +32,7 @@ static void dce3_2_afmt_write_speaker_allocation(struct drm_encoder *encoder)
         struct drm_connector *connector;
         struct radeon_connector *radeon_connector = NULL;
         u32 tmp;
-        u8 *sadb;
+        u8 *sadb = NULL;
         int sad_count;
 
         list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
diff --git a/drivers/gpu/drm/radeon/dce6_afmt.c b/drivers/gpu/drm/radeon/dce6_afmt.c
index c0bbf68dbc27..960a5f0f042f 100644
--- a/drivers/gpu/drm/radeon/dce6_afmt.c
+++ b/drivers/gpu/drm/radeon/dce6_afmt.c
@@ -155,7 +155,7 @@ void dce6_afmt_write_speaker_allocation(struct drm_encoder *encoder)
         struct drm_connector *connector;
         struct radeon_connector *radeon_connector = NULL;
         u32 offset, tmp;
-        u8 *sadb;
+        u8 *sadb = NULL;
         int sad_count;
 
         if (!dig || !dig->afmt || !dig->afmt->pin)
diff --git a/drivers/gpu/drm/radeon/evergreen_hdmi.c b/drivers/gpu/drm/radeon/evergreen_hdmi.c
index 2514d659b1ba..f6a5c3026f85 100644
--- a/drivers/gpu/drm/radeon/evergreen_hdmi.c
+++ b/drivers/gpu/drm/radeon/evergreen_hdmi.c
@@ -133,7 +133,7 @@ static void dce4_afmt_write_speaker_allocation(struct drm_encoder *encoder)
         struct drm_connector *connector;
         struct radeon_connector *radeon_connector = NULL;
         u32 tmp;
-        u8 *sadb;
+        u8 *sadb = NULL;
         int sad_count;
 
         list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {