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p54pci: fix serious sparse warning

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This patch fixes a bug which was just recently introduced by
("p54pci: prevent stuck rx-ring on slow system").

make M=drivers/net/wireless/p54 C=2 CF=-D__CHECK_ENDIAN__
  CHECK   drivers/net/wireless/p54/p54pci.c
drivers/net/wireless/p54/p54pci.c:143:11: warning: cast to restricted __le32
  CC [M]  drivers/net/wireless/p54/p54pci.o

Reported-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Christian Lamparter
2010-04-15 14:17:07 +02:00
committed by John W. Linville
parent 2fddd88066
commit 103823db62
1 changed files with 1 additions and 1 deletions
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2
drivers/net/wireless/p54/p54pci.c
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@@ -139,7 +139,7 @@ static void p54p_refill_rx_ring(struct ieee80211_hw *dev,
idx = le32_to_cpu(ring_control->host_idx[ring_index]);
limit = idx;
limit -= le32_to_cpu(index);
limit -= index;
limit = ring_limit - limit;
i = idx % ring_limit;