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ieee802154: 6lowpan: remove unnecessary comparison

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The type of dispatch is u8 which is always '<=' 0xff, so the
dispatch <= 0xff is always true, we can remove this comparison.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Yang Yingliang 2020-05-08 11:52:08 +08:00 committed by Jakub Kicinski
parent cf86a086a1
commit 3712c1c2ef
1 changed files with 1 additions and 1 deletions
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net/ieee802154/6lowpan/rx.c
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@ -240,7 +240,7 @@ static inline bool lowpan_is_reserved(u8 dispatch)
return ((dispatch >= 0x44 && dispatch <= 0x4F) ||
(dispatch >= 0x51 && dispatch <= 0x5F) ||
(dispatch >= 0xc8 && dispatch <= 0xdf) ||
(dispatch >= 0xe8 && dispatch <= 0xff));
dispatch >= 0xe8);
}
/* lowpan_rx_h_check checks on generic 6LoWPAN requirements