--- /dev/null
+--- a/arch/mips/include/asm/mach-bcm47xx/nvram.h
++++ b/arch/mips/include/asm/mach-bcm47xx/nvram.h
+@@ -39,8 +39,15 @@ extern int nvram_getenv(char *name, char
+
+ static inline void nvram_parse_macaddr(char *buf, u8 *macaddr)
+ {
+- sscanf(buf, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx", &macaddr[0], &macaddr[1],
+- &macaddr[2], &macaddr[3], &macaddr[4], &macaddr[5]);
++ 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 {
++ printk(KERN_WARNING "Can not parse mac address: %s\n", buf);
++ }
+ }
+
+ #endif
--- /dev/null
+--- a/arch/mips/include/asm/mach-bcm47xx/nvram.h
++++ b/arch/mips/include/asm/mach-bcm47xx/nvram.h
+@@ -39,8 +39,15 @@ extern int nvram_getenv(char *name, char
+
+ static inline void nvram_parse_macaddr(char *buf, u8 *macaddr)
+ {
+- sscanf(buf, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx", &macaddr[0], &macaddr[1],
+- &macaddr[2], &macaddr[3], &macaddr[4], &macaddr[5]);
++ 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 {
++ printk(KERN_WARNING "Can not parse mac address: %s\n", buf);
++ }
+ }
+
+ #endif