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-rw-r--r--arch/riscv/kernel/setup.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c
index fc8006a042eb..6e079e94b638 100644
--- a/arch/riscv/kernel/setup.c
+++ b/arch/riscv/kernel/setup.c
@@ -149,7 +149,14 @@ asmlinkage void __init setup_vm(void)
void __init parse_dtb(unsigned int hartid, void *dtb)
{
- early_init_dt_scan(__va(dtb));
+ if (!early_init_dt_scan(__va(dtb)))
+ return;
+
+ pr_err("No DTB passed to the kernel\n");
+#ifdef CONFIG_CMDLINE_FORCE
+ strlcpy(boot_command_line, CONFIG_CMDLINE, COMMAND_LINE_SIZE);
+ pr_info("Forcing kernel command line to: %s\n", boot_command_line);
+#endif
}
static void __init setup_bootmem(void)