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authorBernat, Yehezkel <yehezkel.bernat@intel.com>2017-08-15 08:19:01 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-08-28 16:21:32 +0200
commit8fdd6ab36197ad891233572c57781b1f537da0ac (patch)
treeb18a925fc91b53d49bf9e51953ab163b8178ed5e /drivers/thunderbolt
parent0875957e4bdd61d7969c47e29dab8769c9ab2cf9 (diff)
thunderbolt: Remove superfluous check
The key size is tested by hex2bin() already (as '\0' isn't an hex digit) Suggested-by: Andy Shevchenko <andriy.shevchenko@intel.com> Signed-off-by: Yehezkel Bernat <yehezkel.bernat@intel.com> Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/thunderbolt')
-rw-r--r--drivers/thunderbolt/switch.c3
1 files changed, 0 insertions, 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;