[MIPS] Sort out missuse of __init for prom_getcmdline()

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c
index 4873dc6..7db3c8a 100644
--- a/drivers/net/au1000_eth.c
+++ b/drivers/net/au1000_eth.c
@@ -102,7 +102,7 @@
 // externs
 extern int get_ethernet_addr(char *ethernet_addr);
 extern void str2eaddr(unsigned char *ea, unsigned char *str);
-extern char * __init prom_getcmdline(void);
+extern char * prom_getcmdline(void);
 
 /*
  * Theory of operation