ixgb: eliminate checkstack warnings
Really trivial fix, use kmalloc/kfree instead of stack space.
use static const instead of const to further reduce stack usage.
V2: reflect changes suggested by Joe Perches
before:
[jbrandeb@jbrandeb-mobl2 linux-2.6]$ make checkstack|grep '\[ixgb\]'
0x00000fc1 ixgb_set_multi [ixgb]: 768
0x00001031 ixgb_set_multi [ixgb]: 768
0x000010f2 ixgb_set_multi [ixgb]: 768
0x061c ixgb_check_options [ixgb]: 448
0x09c3 ixgb_check_options [ixgb]: 448
0x0000649e ixgb_set_ringparam [ixgb]: 192
0x0000130d ixgb_xmit_frame [ixgb]: 184
0x000019e0 ixgb_xmit_frame [ixgb]: 184
0x00002267 ixgb_clean [ixgb]: 152
0x00002673 ixgb_clean [ixgb]: 152
after:
0x000064ee ixgb_set_ringparam [ixgb]: 192
0x0000135d ixgb_xmit_frame [ixgb]: 184
0x00001a30 ixgb_xmit_frame [ixgb]: 184
0x000022b7 ixgb_clean [ixgb]: 152
0x000026c3 ixgb_clean [ixgb]: 152
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_ee.h b/drivers/net/ethernet/intel/ixgb/ixgb_ee.h
index 7ea1265..5680f64 100644
--- a/drivers/net/ethernet/intel/ixgb/ixgb_ee.h
+++ b/drivers/net/ethernet/intel/ixgb/ixgb_ee.h
@@ -31,8 +31,6 @@
#define IXGB_EEPROM_SIZE 64 /* Size in words */
-#define IXGB_ETH_LENGTH_OF_ADDRESS 6
-
/* EEPROM Commands */
#define EEPROM_READ_OPCODE 0x6 /* EEPROM read opcode */
#define EEPROM_WRITE_OPCODE 0x5 /* EEPROM write opcode */
@@ -75,7 +73,7 @@
/* EEPROM structure */
struct ixgb_ee_map_type {
- u8 mac_addr[IXGB_ETH_LENGTH_OF_ADDRESS];
+ u8 mac_addr[ETH_ALEN];
__le16 compatibility;
__le16 reserved1[4];
__le32 pba_number;