[U-Boot] [PATCH] UBIFS: Improve error message when reading superblock failed

[Thomas Weber <thomas.weber.linux@googlemail.com>]

Ccing Albert

Thomas

On 04/02/2012 01:58 PM, Thomas Weber wrote:
> From: Bernhard Walle <walle@corscience.de>
>
> In addition to the error message also display the error code. I had the
> problem that my malloc memory was not enough (ENOMEM), and if u-boot
> had displayed the error code immediately that would have saved me some
> debugging.
>
> Signed-off-by: Bernhard Walle <walle@corscience.de>
>
> Use ubifs_err instead of printf.
> Add "errno=%d" in output as suggested by Albert Aribaud.
> Signed-off-by: Thomas Weber <weber@corscience.de>
> ---
>  fs/ubifs/super.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
> index 26b48f0..30ccd98 100644
> --- a/fs/ubifs/super.c
> +++ b/fs/ubifs/super.c
> @@ -1191,7 +1191,7 @@ int ubifs_mount(char *vol_name)
>  	mnt = NULL;
>  	ret = ubifs_get_sb(&ubifs_fs_type, flags, name, data, mnt);
>  	if (ret) {
> -		printf("Error reading superblock on volume '%s'!\n", name);
> +		ubifs_err("Error reading superblock on volume '%s' errno=%d!\n", name, ret);
>  		return -1;
>  	}
>