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authorLaurent Fasnacht <l@libres.ch>2015-05-27 19:50:00 +0200
committerRalf Baechle <ralf@linux-mips.org>2015-05-29 20:23:36 +0200
commit556b6629c10c65cee42fa893681ffdd653d097c4 (patch)
treebd983f2b8c7263cbc2b91ed6ee8e111f966486b8 /arch
parent5767b52c47488e288c6b6f94e4739e1fdfdf4e81 (diff)
MIPS: ath79: fix build problem if CONFIG_BLK_DEV_INITRD is not set
initrd_start is defined in init/do_mounts_initrd.c, which is only included in kernel if CONFIG_BLK_DEV_INITRD=y. Signed-off-by: Laurent Fasnacht <l@libres.ch> Cc: linux-mips@linux-mips.org Cc: trivial@kernel.org Patchwork: https://patchwork.linux-mips.org/patch/10198/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/mips/ath79/prom.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/mips/ath79/prom.c b/arch/mips/ath79/prom.c
index e1fe63051136..597899ad5438 100644
--- a/arch/mips/ath79/prom.c
+++ b/arch/mips/ath79/prom.c
@@ -1,6 +1,7 @@
/*
* Atheros AR71XX/AR724X/AR913X specific prom routines
*
+ * Copyright (C) 2015 Laurent Fasnacht <l@libres.ch>
* Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
*
@@ -25,12 +26,14 @@ void __init prom_init(void)
{
fw_init_cmdline();
+#ifdef CONFIG_BLK_DEV_INITRD
/* Read the initrd address from the firmware environment */
initrd_start = fw_getenvl("initrd_start");
if (initrd_start) {
initrd_start = KSEG0ADDR(initrd_start);
initrd_end = initrd_start + fw_getenvl("initrd_size");
}
+#endif
}
void __init prom_free_prom_memory(void)