Please ignore this email. I've sent another one.
On Mon, Dec 24, 2018 at 11:02 PM Kangjie Lu <kjlu@xxxxxxx> wrote:
Both anx78xx_set_bits() and anx78xx_clear_bits() in the poweron process
may fail. The fix inserts checks for their return values.
Signed-off-by: Kangjie Lu <kjlu@xxxxxxx>
---
drivers/gpu/drm/bridge/analogix-anx78xx.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/bridge/analogix-anx78xx.c b/drivers/gpu/drm/bridge/analogix-anx78xx.c
index 3b0fe2b188db..4f35aced65a0 100644
--- a/drivers/gpu/drm/bridge/analogix-anx78xx.c
+++ b/drivers/gpu/drm/bridge/analogix-anx78xx.c
@@ -646,6 +646,7 @@ static void anx78xx_poweron(struct anx78xx *anx78xx)
err);
return;
}
+
err = anx78xx_clear_bits(anx78xx->map[I2C_IDX_TX_P2],
SP_POWERDOWN_CTRL_REG,
SP_REGISTER_PD | SP_TOTAL_PD);
--
2.17.2 (Apple Git-113)
Kangjie Lu
Assistant Professor
Department of Computer Science and Engineering
University of Minnesota
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