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authorLothar Waßmann <LW@KARO-electronics.de>2014-11-17 10:51:23 +0100
committerDavid S. Miller <davem@davemloft.net>2014-11-18 15:19:32 -0500
commit7b487d070a0edea01816135d3b1a9c8f2c069657 (patch)
tree8dd7a7e0592bc8309ffeb6883aa3296fb7e9475c
parente453789a66ab152ecee80ded3279539d826c48ed (diff)
net: fec: simplify loop counter handling in swap_buffer()
Eliminate the DIV_ROUND_UP() and change the loop counter increment to 4 instead. This results in saving 6 instructions in the functions assembly code. Signed-off-by: Lothar Waßmann <LW@KARO-electronics.de> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/freescale/fec_main.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index f73fee781e0b..dbccdf37e2e4 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -292,7 +292,7 @@ static void *swap_buffer(void *bufaddr, int len)
int i;
unsigned int *buf = bufaddr;
- for (i = 0; i < DIV_ROUND_UP(len, 4); i++, buf++)
+ for (i = 0; i < len; i += 4, buf++)
swab32s(buf);
return bufaddr;