[PATCH 1/3] thunderbolt: Remove superfluous check

From: Bernat, Yehezkel
Date: Tue Aug 15 2017 - 01:19:11 EST


The key size is tested by hex2bin() already (as '\0' isn't an hex digit)

Suggested-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxx>
Signed-off-by: Yehezkel Bernat <yehezkel.bernat@xxxxxxxxx>
---
drivers/thunderbolt/switch.c | 3 ---
1 file changed, 3 deletions(-)

diff --git a/drivers/thunderbolt/switch.c b/drivers/thunderbolt/switch.c
index e9391bb..69fde0b 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;

--
2.7.4