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| author | Pavel Roskin <proski@gnu.org> | 2009-04-09 21:41:05 -0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-04-16 10:39:17 -0400 |
| commit | 91fe9ca74e8220f17e2fa71a92cda330857daac4 (patch) | |
| tree | 314ba52fbd244015f0e8ce2864c1c2b7117e29c0 /drivers/net/wireless/orinoco | |
| parent | 23a99840d571a237845fd0906bce78e7c76be650 (diff) | |
| download | blackbird-op-linux-91fe9ca74e8220f17e2fa71a92cda330857daac4.tar.gz blackbird-op-linux-91fe9ca74e8220f17e2fa71a92cda330857daac4.zip | |
orinoco: correct timeout logic in __orinoco_hw_set_tkip_key()
If the value read from HERMES_RID_TXQUEUEEMPTY becomes 0 after exactly
100 readings, we wrongly consider it a timeout. Rewrite the clever
while loop as a for loop that does the right thing and looks simpler.
Reported by Juha Leppanen <juha_motorsportcom@luukku.com>
Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/orinoco')
| -rw-r--r-- | drivers/net/wireless/orinoco/hw.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/net/wireless/orinoco/hw.c b/drivers/net/wireless/orinoco/hw.c index 081428d9409e..632fac86a308 100644 --- a/drivers/net/wireless/orinoco/hw.c +++ b/drivers/net/wireless/orinoco/hw.c @@ -372,15 +372,13 @@ int __orinoco_hw_set_tkip_key(hermes_t *hw, int key_idx, int set_tx, } /* Wait upto 100ms for tx queue to empty */ - k = 100; - do { - k--; + for (k = 100; k > 0; k--) { udelay(1000); ret = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_TXQUEUEEMPTY, &xmitting); - if (ret) + if (ret || !xmitting) break; - } while ((k > 0) && xmitting); + } if (k == 0) ret = -ETIMEDOUT; |
