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| author | Roel Kluin <roel.kluin@gmail.com> | 2010-01-19 14:21:45 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-01-20 16:21:22 -0800 |
| commit | c1fa347f20f17f14a4a1575727fa24340e8a9117 (patch) | |
| tree | 520a4cc063e0f64030ddae6744970c7fcb0785db /drivers/net/ixgbe/ixgbe_main.c | |
| parent | b4ced2b768ab6c580148d1163c82a655fe147edc (diff) | |
| download | lwn-c1fa347f20f17f14a4a1575727fa24340e8a9117.tar.gz lwn-c1fa347f20f17f14a4a1575727fa24340e8a9117.zip | |
e1000/e1000e/igb/igbvf/ixgb/ixgbe: Fix tests of unsigned in *_tx_map()
The variable count and i are unsigned so the (<|>=)0 tests do not work.
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ixgbe/ixgbe_main.c')
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_main.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index 9c9202f40b10..6d61add27a06 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -5167,14 +5167,14 @@ dma_error: tx_buffer_info->dma = 0; tx_buffer_info->time_stamp = 0; tx_buffer_info->next_to_watch = 0; - count--; + if (count) + count--; /* clear timestamp and dma mappings for remaining portion of packet */ - while (count >= 0) { - count--; - i--; - if (i < 0) + while (count--) { + if (i==0) i += tx_ring->count; + i--; tx_buffer_info = &tx_ring->tx_buffer_info[i]; ixgbe_unmap_and_free_tx_resource(adapter, tx_buffer_info); } |