[U-Boot] [PATCH 1/3] tools: dumpimage: Provide more feedback on internal errors

Lokesh Vutla lokeshvutla at ti.com
Thu Nov 14 11:46:00 UTC 2019



On 18/09/19 2:39 AM, Andrew F. Davis wrote:
> The dumpimage utility errors out in a number of places without providing
> sufficient feedback to allow the user to easily determine what has gone
> wrong. Add additional error messages to make the cause of the failure
> more obvious.
> 
> Signed-off-by: Andrew F. Davis <afd at ti.com>

Reviewed-by: Lokesh Vutla <lokeshvutla at ti.com>

Thanks and regards,
Lokesh

> ---
>  tools/dumpimage.c | 14 +++++++++++++-
>  1 file changed, 13 insertions(+), 1 deletion(-)
> 
> diff --git a/tools/dumpimage.c b/tools/dumpimage.c
> index ee3d41dda4..d5f893daf1 100644
> --- a/tools/dumpimage.c
> +++ b/tools/dumpimage.c
> @@ -35,14 +35,23 @@ static int dumpimage_extract_subimage(struct image_type_params *tparams,
>  	if (tparams->verify_header) {
>  		retval = tparams->verify_header((unsigned char *)ptr,
>  				sbuf->st_size, &params);
> -		if (retval != 0)
> +		if (retval != 0) {
> +			fprintf(stderr, "%s: failed to verify header of %s\n",
> +				params.cmdname, tparams->name);
>  			return -1;
> +		}
> +
>  		/*
>  		 * Extract the file from the image
>  		 * if verify is successful
>  		 */
>  		if (tparams->extract_subimage) {
>  			retval = tparams->extract_subimage(ptr, &params);
> +			if (retval != 0) {
> +				fprintf(stderr, "%s: extract_subimage failed for %s\n",
> +					params.cmdname, tparams->name);
> +				return -3;
> +			}
>  		} else {
>  			fprintf(stderr,
>  				"%s: extract_subimage undefined for %s\n",
> @@ -175,6 +184,9 @@ int main(int argc, char **argv)
>  		 * image type. Returns the error code if not matched
>  		 */
>  		retval = dumpimage_extract_subimage(tparams, ptr, &sbuf);
> +		if (retval)
> +			fprintf(stderr, "%s: Can't extract subimage from %s\n",
> +				params.cmdname, params.imagefile);
>  	} else {
>  		/*
>  		 * Print the image information for matched image type
> 


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