diff options
| author | Wolfgang Denk <wd@denx.de> | 2013-07-14 19:42:40 +0200 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2013-07-15 18:03:15 -0400 |
| commit | f4ea9f86d155aa7845f151c7a37699cdc3e4db2b (patch) | |
| tree | 3fb38b7dc94dde7dfe007d89dc06ae385305c5ae | |
| parent | 04735e9c5578dd4f3584be5454b9779e8e5c2af9 (diff) | |
PPC MPC83xx: Fix MPC8323ERDB build warning
Fix:
mpc8323erdb.c: In function 'mac_read_from_eeprom':
mpc8323erdb.c:198:3: warning: dereferencing type-punned pointer will
break strict-aliasing rules [-Wstrict-aliasing]
Signed-off-by: Wolfgang Denk <wd@denx.de>
cc: Timur Tabi <timur@tabi.org>
cc: Kim Phillips <kim.phillips@freescale.com>
| -rw-r--r-- | board/freescale/mpc8323erdb/mpc8323erdb.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/board/freescale/mpc8323erdb/mpc8323erdb.c b/board/freescale/mpc8323erdb/mpc8323erdb.c index f29b2f4f4f..3dce3623a4 100644 --- a/board/freescale/mpc8323erdb/mpc8323erdb.c +++ b/board/freescale/mpc8323erdb/mpc8323erdb.c @@ -195,7 +195,11 @@ int mac_read_from_eeprom(void) printf("\nEEPROM @ 0x%02x read FAILED!!!\n", CONFIG_SYS_I2C_EEPROM_ADDR); } else { - if (crc32(crc, buf, 24) == *(unsigned int *)&buf[24]) { + uint32_t crc_buf; + + memcpy(&crc_buf, &buf[24], sizeof(uint32_t)); + + if (crc32(crc, buf, 24) == crc_buf) { printf("Reading MAC from EEPROM\n"); for (i = 0; i < 4; i++) { if (memcmp(&buf[i * 6], "\0\0\0\0\0\0", 6)) { |