match_string() returns the array index of a matching string. Use it instead of the open-coded implementation.
Signed-off-by: YueHaibing yuehaibing@huawei.com --- drivers/gpu/drm/i2c/ch7006_drv.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/i2c/ch7006_drv.c b/drivers/gpu/drm/i2c/ch7006_drv.c index b91e48d..f9a46b5 100644 --- a/drivers/gpu/drm/i2c/ch7006_drv.c +++ b/drivers/gpu/drm/i2c/ch7006_drv.c @@ -464,16 +464,13 @@ static int ch7006_encoder_init(struct i2c_client *client, priv->chip_version = ch7006_read(client, CH7006_VERSION_ID);
if (ch7006_tv_norm) { - for (i = 0; i < NUM_TV_NORMS; i++) { - if (!strcmp(ch7006_tv_norm_names[i], ch7006_tv_norm)) { - priv->norm = i; - break; - } - } - - if (i == NUM_TV_NORMS) + i = match_string(ch7006_tv_norm_names, NUM_TV_NORMS, + ch7006_tv_norm); + if (i < 0) ch7006_err(client, "Invalid TV norm setting "%s".\n", ch7006_tv_norm); + else + priv->norm = i; }
if (ch7006_scale >= 0 && ch7006_scale <= 2)