From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
The dereference to 'sender' should be moved below the NULL test.
Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/gma500/mdfld_dsi_output.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/gma500/mdfld_dsi_output.c b/drivers/gpu/drm/gma500/mdfld_dsi_output.c
index 637dd84..478f8b9 100644
--- a/drivers/gpu/drm/gma500/mdfld_dsi_output.c
+++ b/drivers/gpu/drm/gma500/mdfld_dsi_output.c
@@ -92,8 +92,8 @@ void mdfld_dsi_brightness_init(struct mdfld_dsi_config *dsi_config, int pipe)
{
struct mdfld_dsi_pkg_sender *sender =
mdfld_dsi_get_pkg_sender(dsi_config);
- struct drm_device *dev = sender->dev;
- struct drm_psb_private *dev_priv = dev->dev_private;
+ struct drm_device *dev;
+ struct drm_psb_private *dev_priv;
u32 gen_ctrl_val;
if (!sender) {
@@ -101,6 +101,8 @@ void mdfld_dsi_brightness_init(struct mdfld_dsi_config *dsi_config, int pipe)
return;
}
+ dev = sender->dev;
+ dev_priv = dev->dev_private;
/* Set default display backlight value to 85% (0xd8)*/
mdfld_dsi_send_mcs_short(sender, write_display_brightness, 0xd8, 1,
true);
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