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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2017-12-21 16:40:55 +0200 |
|---|---|---|
| committer | James Hogan <jhogan@kernel.org> | 2018-03-09 11:22:21 +0000 |
| commit | 4d73b73ff7943c92e8bcb65fece8caa70c24db87 (patch) | |
| tree | 753df7217815f2b78f0d07c11935e5573be4c700 /drivers/firmware/broadcom | |
| parent | b68c2575810521e470466b5faf4b79e796d12d74 (diff) | |
| download | linux-4d73b73ff7943c92e8bcb65fece8caa70c24db87.tar.gz linux-4d73b73ff7943c92e8bcb65fece8caa70c24db87.tar.bz2 linux-4d73b73ff7943c92e8bcb65fece8caa70c24db87.zip | |
FIRMWARE: bcm47xx_nvram: Replace mac address parsing
Replace sscanf() with mac_pton().
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Hauke Mehrtens <hauke@hauke-m.de>
Cc: David S. Miller <davem@davemloft.net>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/17982/
Signed-off-by: James Hogan <jhogan@kernel.org>
Diffstat (limited to 'drivers/firmware/broadcom')
| -rw-r--r-- | drivers/firmware/broadcom/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/firmware/broadcom/bcm47xx_sprom.c | 18 |
2 files changed, 4 insertions, 15 deletions
diff --git a/drivers/firmware/broadcom/Kconfig b/drivers/firmware/broadcom/Kconfig index 3c7e5b741e37..f77cdb3a041f 100644 --- a/drivers/firmware/broadcom/Kconfig +++ b/drivers/firmware/broadcom/Kconfig @@ -13,6 +13,7 @@ config BCM47XX_NVRAM config BCM47XX_SPROM bool "Broadcom SPROM driver" depends on BCM47XX_NVRAM + select GENERIC_NET_UTILS help Broadcom devices store configuration data in SPROM. Accessing it is specific to the bus host type, e.g. PCI(e) devices have it mapped in diff --git a/drivers/firmware/broadcom/bcm47xx_sprom.c b/drivers/firmware/broadcom/bcm47xx_sprom.c index 62aa3cf09b4d..4787f86c8ac1 100644 --- a/drivers/firmware/broadcom/bcm47xx_sprom.c +++ b/drivers/firmware/broadcom/bcm47xx_sprom.c @@ -137,20 +137,6 @@ static void nvram_read_leddc(const char *prefix, const char *name, *leddc_off_time = (val >> 16) & 0xff; } -static void bcm47xx_nvram_parse_macaddr(char *buf, u8 macaddr[6]) -{ - if (strchr(buf, ':')) - sscanf(buf, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx", &macaddr[0], - &macaddr[1], &macaddr[2], &macaddr[3], &macaddr[4], - &macaddr[5]); - else if (strchr(buf, '-')) - sscanf(buf, "%hhx-%hhx-%hhx-%hhx-%hhx-%hhx", &macaddr[0], - &macaddr[1], &macaddr[2], &macaddr[3], &macaddr[4], - &macaddr[5]); - else - pr_warn("Can not parse mac address: %s\n", buf); -} - static void nvram_read_macaddr(const char *prefix, const char *name, u8 val[6], bool fallback) { @@ -161,7 +147,9 @@ static void nvram_read_macaddr(const char *prefix, const char *name, if (err < 0) return; - bcm47xx_nvram_parse_macaddr(buf, val); + strreplace(buf, '-', ':'); + if (!mac_pton(buf, val)) + pr_warn("Can not parse mac address: %s\n", buf); } static void nvram_read_alpha2(const char *prefix, const char *name, |