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drivers/net/dnet.c: Fix GCC 4.6 warnings

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Fix:
dnet.c: In function 'dnet_send':
dnet.c:136:9: warning: variable 'len' set but not used
[-Wunused-but-set-variable]
dnet.c: In function 'dnet_set_hwaddr':
dnet.c:209:2: warning: dereferencing type-punned pointer will
break strict-aliasing rules [-Wstrict-aliasing]
dnet.c:209:2: warning: dereferencing type-punned pointer will
break strict-aliasing rules [-Wstrict-aliasing]
dnet.c:209:2: warning: dereferencing type-punned pointer will
break strict-aliasing rules [-Wstrict-aliasing]
dnet.c:209:2: warning: dereferencing type-punned pointer will
break strict-aliasing rules [-Wstrict-aliasing]

Signed-off-by: Anatolij Gustschin <agust@denx.de>
This commit is contained in:
Anatolij Gustschin
2011-11-19 10:06:30 +00:00
committed by Heiko Schocher
parent bf1d6440a2
commit d780e74fc3
1 changed files with 5 additions and 7 deletions
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12
drivers/net/dnet.c
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@@ -20,6 +20,7 @@
#include <miiphy.h>
#include <asm/io.h>
#include <asm/unaligned.h>
#include "dnet.h"
@@ -133,15 +134,12 @@ static int dnet_send(struct eth_device *netdev, volatile void *packet,
int length)
{
struct dnet_device *dnet = to_dnet(netdev);
int i, len, wrsz;
int i, wrsz;
unsigned int *bufp;
unsigned int tx_cmd;
debug(DRIVERNAME "[%s] Sending %u bytes\n", __func__, length);
/* frame size (words) */
len = (length + 3) >> 2;
bufp = (unsigned int *) (((u32)packet) & 0xFFFFFFFC);
wrsz = (u32)length + 3;
wrsz += ((u32)packet) & 0x3;
@@ -206,11 +204,11 @@ static void dnet_set_hwaddr(struct eth_device *netdev)
struct dnet_device *dnet = to_dnet(netdev);
u16 tmp;
tmp = cpu_to_be16(*((u16 *)netdev->enetaddr));
tmp = get_unaligned_be16(netdev->enetaddr);
dnet_writew_mac(dnet, DNET_INTERNAL_MAC_ADDR_0_REG, tmp);
tmp = cpu_to_be16(*((u16 *)(netdev->enetaddr + 2)));
tmp = get_unaligned_be16(&netdev->enetaddr[2]);
dnet_writew_mac(dnet, DNET_INTERNAL_MAC_ADDR_1_REG, tmp);
tmp = cpu_to_be16(*((u16 *)(netdev->enetaddr + 4)));
tmp = get_unaligned_be16(&netdev->enetaddr[4]);
dnet_writew_mac(dnet, DNET_INTERNAL_MAC_ADDR_2_REG, tmp);
}