Replace sscanf() with mac_pton().
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
- use negative condition to be consistent with the rest code
drivers/firmware/broadcom/Kconfig | 1 +
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 5e29f83e7b39..c041dcb7ea52 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,
--
2.15.1
