On Tue 2015-05-26 11:56:58, Vishnu Pratap Singh wrote:
> if create_dev() function fails to create the root mount device (/dev/root),
> then it goes to panic as root device not found but there is no check/log
> present in case of failure, So i have added the log in case it fails to
> create the root device. It will help in debugging.
>
> Signed-off-by: Vishnu Pratap Singh <vishnu...@samsung.com>
Acked-by: Pavel Machek <pa...@ucw.cz>
> ---
> As per the review comment.
>
> init/do_mounts.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/init/do_mounts.c b/init/do_mounts.c
> index 8369ffa..f742250 100644
> --- a/init/do_mounts.c
> +++ b/init/do_mounts.c
> @@ -532,7 +532,8 @@ void __init mount_root(void)
> }
> #endif
> #ifdef CONFIG_BLOCK
> - create_dev("/dev/root", ROOT_DEV);
> + if (create_dev("/dev/root", ROOT_DEV) < 0)
> + pr_err("Failed to create %s device !\n", "/dev/root");
> mount_block_root("/dev/root", root_mountflags);
> #endif
> }
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