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ath5k: Optimize ath5k_cw_validate
authorNick Kossifidis <mickflemm@gmail.com>
Fri, 25 Nov 2011 18:40:31 +0000 (20:40 +0200)
committerJohn W. Linville <linville@tuxdriver.com>
Mon, 28 Nov 2011 19:44:23 +0000 (14:44 -0500)
commit9764a5f33171ae1fa6e620e20e8c23f0e2b95569
tree2b40d8c0eb5467cddb7a8fda615bb4343cd1614ftree | snapshot
parentdee8552a85b8a6a6bd4eb37495dc20f2f8f456e6commit | diff
ath5k: Optimize ath5k_cw_validate

Optimize ath5k_cw_validate by using the classic (X & (X - 1)) == 0
check to see if a number is power of 2.

v2: Use functions from log2.h instead

Signed-off-by: Nick Kossifidis <mickflemm@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
drivers/net/wireless/ath/ath5k/qcu.c diff | blob | history
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