Fix:
e1000.c: In function 'e1000_read_mac_addr':
e1000.c:1149:2: warning: dereferencing type-punned pointer
will break strict-aliasing rules [-Wstrict-aliasing]
e1000.c:1149:2: warning: dereferencing type-punned pointer
will break strict-aliasing rules [-Wstrict-aliasing]
Signed-off-by: Anatolij Gustschin <ag...@denx.de>
Cc: Kyle Moffett <kyle.d.moff...@boeing.com>
---
v2:
- use is_valid_ether_addr() for the check as suggested
by Kyle Moffett
drivers/net/e1000.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/net/e1000.c b/drivers/net/e1000.c
index 6b71bd9..e726f39 100644
--- a/drivers/net/e1000.c
+++ b/drivers/net/e1000.c
@@ -1146,7 +1146,7 @@ e1000_read_mac_addr(struct eth_device *nic)
nic->enetaddr[5] ^= 1;
#ifdef CONFIG_E1000_FALLBACK_MAC
- if ( *(u32*)(nic->enetaddr) == 0 || *(u32*)(nic->enetaddr) == ~0 ) {
+ if (!is_valid_ether_addr(nic->enetaddr)) {
unsigned char fb_mac[NODE_ADDRESS_SIZE] =
CONFIG_E1000_FALLBACK_MAC;
memcpy (nic->enetaddr, fb_mac, NODE_ADDRESS_SIZE);
--
1.7.5.4
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