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ixgb: remove unused variable

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The variable num_group_tail_writes is initialized but never used otherwise.

The semantic patch that makes this change is as follows:
(http://www.emn.fr/x-info/coccinelle/)

// <smpl>
@@
type T;
identifier i;
constant C;
@@

(
extern T i;
|
- T i;
  <+... when != i
- i = C;
  ...+>
)
// </smpl>

Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Julia Lawall 2008-03-17 10:12:27 -07:00 committed by Jeff Garzik
parent 1172899a30
commit c7793ace78
1 changed files with 0 additions and 2 deletions
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2
drivers/net/ixgb/ixgb_main.c
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@ -2088,14 +2088,12 @@ ixgb_alloc_rx_buffers(struct ixgb_adapter *adapter)
struct ixgb_buffer *buffer_info;
struct sk_buff *skb;
unsigned int i;
int num_group_tail_writes;
long cleancount;
i = rx_ring->next_to_use;
buffer_info = &rx_ring->buffer_info[i];
cleancount = IXGB_DESC_UNUSED(rx_ring);
num_group_tail_writes = IXGB_RX_BUFFER_WRITE;
/* leave three descriptors unused */
while(--cleancount > 2) {