Signed-off-by: Bryan Wu <[email protected]>
---
arch/blackfin/kernel/setup.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c
index 76e1f10..6a2190f 100644
--- a/arch/blackfin/kernel/setup.c
+++ b/arch/blackfin/kernel/setup.c
@@ -293,6 +293,11 @@ void __init setup_arch(char **cmdline_p)
memory_end -= mtd_size;
+ if (mtd_size == 0) {
+ console_init();
+ panic("Don't boot kernel without rootfs attached.\n");
+ }
+
/* Relocate MTD image to the top of memory after the uncached memory area */
dma_memcpy((char *)memory_end, __bss_stop, mtd_size);
--
1.5.1.2
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