mac80211: sequence number micro-optimisation

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There's no need to mask the variable with 0xFFF0
since we ever only use it as a u16 and the lowest
four bits can't ever be non-zero. The compiler
cannot infer the latter, and therefore has to emit
code to do the masking.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

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Johannes Berg 2009-08-10 16:02:40 +02:00 • committed by John W. Linville

parent feff1f2fea

commit d0b69609dc

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net/mac80211/tx.c

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