staging: slicoss: Use inplace convert with __be32 *

This patch fixes "cast to restricted __be32"
sparse warning.

remove  temporary value assignment and use inplace
__be32 conversion for ntohl function which is can
get big endian format
Signed-off-by: NEbru Akagunduz <ebru.akagunduz@gmail.com>
Reviewed-by: NArnd Bergmann <arnd@arndb.de>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/slicoss/slicoss.c

@@ -596,8 +596,7 @@ static void slic_mac_address_config(struct adapter *adapter)
 	u32 value2;
 	__iomem struct slic_regs *slic_regs = adapter->slic_regs;
 
-	value = *(u32 *) &adapter->currmacaddr[2];
-	value = ntohl(value);
+	value = ntohl(*(__be32 *) &adapter->currmacaddr[2]);
 	slic_reg32_write(&slic_regs->slic_wraddral, value, FLUSH);
 	slic_reg32_write(&slic_regs->slic_wraddrbl, value, FLUSH);