Re: [PATCH v2 2/2] staging: wilc1000: fix error values in wilc_debugfs_init()

From: Greg KH
Date: Sat Jun 25 2016 - 17:36:40 EST


On Thu, Jun 23, 2016 at 01:36:18PM +0100, Luis de Bethencourt wrote:
> If there was an error, returning -EINVAL is more appropriate than -1.
>
> Signed-off-by: Luis de Bethencourt <luisbg@xxxxxxxxxxxxxxx>
> Reviewed-by: Julian Calaby <julian.calaby@xxxxxxxxx>
> ---
> drivers/staging/wilc1000/wilc_debugfs.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/staging/wilc1000/wilc_debugfs.c b/drivers/staging/wilc1000/wilc_debugfs.c
> index 48797dc..6252931 100644
> --- a/drivers/staging/wilc1000/wilc_debugfs.c
> +++ b/drivers/staging/wilc1000/wilc_debugfs.c
> @@ -115,7 +115,7 @@ static int __init wilc_debugfs_init(void)
>
> if (!wilc_dir) {
> printk("ERR, debugfs create dir\n");
> - return -1;
> + return -EINVAL;
> }

Same here, don't check.

>
> for (i = 0; i < ARRAY_SIZE(debugfs_info); i++) {
> @@ -129,7 +129,7 @@ static int __init wilc_debugfs_init(void)
> if (!debugfs_files) {
> printk("ERR fail to create the debugfs file, %s\n", info->name);
> debugfs_remove_recursive(wilc_dir);
> - return -1;
> + return -EINVAL;

And here.