redonkable/alistair23-linux
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wireless, airo: waitbusy() won't delay

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There will be no delay even when COMMAND_BUSY (defined 0x8000) is set:
0x8000 & (delay < 10000) will evaluate to 0 - when delay is 0.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Roel Kluin 2008-05-13 22:12:27 +02:00 committed by John W. Linville
parent 02969d296e
commit b7acbdfbd1
1 changed files with 1 additions and 1 deletions
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2
drivers/net/wireless/airo.c
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@ -2904,7 +2904,7 @@ EXPORT_SYMBOL(init_airo_card);
static int waitbusy (struct airo_info *ai) {
int delay = 0;
while ((IN4500 (ai, COMMAND) & COMMAND_BUSY) & (delay < 10000)) {
while ((IN4500 (ai, COMMAND) & COMMAND_BUSY) && (delay < 10000)) {
udelay (10);
if ((++delay % 20) == 0)
OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);