From 8fdd6ab36197ad891233572c57781b1f537da0ac Mon Sep 17 00:00:00 2001 From: "Bernat, Yehezkel" Date: Tue, 15 Aug 2017 08:19:01 +0300 Subject: [PATCH] thunderbolt: Remove superfluous check The key size is tested by hex2bin() already (as '\0' isn't an hex digit) Suggested-by: Andy Shevchenko Signed-off-by: Yehezkel Bernat Acked-by: Mika Westerberg Signed-off-by: Greg Kroah-Hartman --- drivers/thunderbolt/switch.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/thunderbolt/switch.c b/drivers/thunderbolt/switch.c index e9391bbd4036..69fde0b30eda 100644 --- a/drivers/thunderbolt/switch.c +++ b/drivers/thunderbolt/switch.c @@ -808,9 +808,6 @@ static ssize_t key_store(struct device *dev, struct device_attribute *attr, u8 key[TB_SWITCH_KEY_SIZE]; ssize_t ret = count; - if (count < 64) - return -EINVAL; - if (hex2bin(key, buf, sizeof(key))) return -EINVAL; -- 2.20.1