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authorGabor Juhos <juhosg@openwrt.org>2013-05-01 19:17:29 +0400
committerJohn W. Linville <linville@tuxdriver.com>2013-05-22 23:05:29 +0400
commit54ca193310bbd33bdf8b2634b6a3115dd8665013 (patch)
tree3ff5def22a1e8476e0c53f2a92d55d2beb7d6e0b
parentf722406faae2d073cc1d01063d1123c35425939e (diff)
downloadlinux-54ca193310bbd33bdf8b2634b6a3115dd8665013.tar.xz
rt2x00: rt2x00dev: use rt2x00dev->tx->limit
The TX data queue is initialized already when the rt2x00lib_probe_hw() function is called. Fetch the number of the queue entries from that instead of using the entry_num field of the data queue descriptor. The two values are the same, and the use of the rt2x00dev->tx->limit value allows us to get rid of a superfluous pointer dereference. Signed-off-by: Gabor Juhos <juhosg@openwrt.org> Acked-by: Gertjan van Wingerde <gwingerde@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00dev.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c
index 90dc14336980..b2874675186a 100644
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -1077,7 +1077,7 @@ static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev)
*/
int kfifo_size =
roundup_pow_of_two(rt2x00dev->ops->tx_queues *
- rt2x00dev->ops->tx->entry_num *
+ rt2x00dev->tx->limit *
sizeof(u32));
status = kfifo_alloc(&rt2x00dev->txstatus_fifo, kfifo_size,