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charset="utf-8" Use zero as the return value instead of the unused variable ret Signed-off-by: Li Dong --- drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c b/drivers/gpu/dr= m/panel/panel-samsung-s6d7aa0.c index 102e1fc7ee38..fec0d014fd0e 100644 --- a/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c +++ b/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c @@ -66,7 +66,6 @@ static void s6d7aa0_reset(struct s6d7aa0 *ctx) static int s6d7aa0_lock(struct s6d7aa0 *ctx, bool lock) { struct mipi_dsi_device *dsi =3D ctx->dsi; - int ret =3D 0; =20 if (lock) { mipi_dsi_dcs_write_seq(dsi, MCS_PASSWD1, 0xa5, 0xa5); @@ -80,7 +79,7 @@ static int s6d7aa0_lock(struct s6d7aa0 *ctx, bool lock) mipi_dsi_dcs_write_seq(dsi, MCS_PASSWD3, 0xa5, 0xa5); } =20 - return ret; + return 0; } =20 static int s6d7aa0_on(struct s6d7aa0 *ctx) --=20 2.31.1.windows.1