Am 23.01.2018 21:10, schrieb Christopher Díaz Riveros:
> Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR
>
> This issue was detected by using the Coccinelle software.
>
> Signed-off-by: Christopher Díaz Riveros <chris...@gentoo.org>
> ---
> drivers/misc/mic/scif/scif_epd.h | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/misc/mic/scif/scif_epd.h
> b/drivers/misc/mic/scif/scif_epd.h
> index f39b663da287..b2a835665390 100644
> --- a/drivers/misc/mic/scif/scif_epd.h
> +++ b/drivers/misc/mic/scif/scif_epd.h
> @@ -165,9 +165,7 @@ static inline int scif_verify_epd(struct scif_endpt *ep)
> static inline int scif_anon_inode_getfile(scif_epd_t epd)
> {
> epd->anon = anon_inode_getfile("scif", &scif_anon_fops, NULL, 0);
> - if (IS_ERR(epd->anon))
> - return PTR_ERR(epd->anon);
> - return 0;
> + return PTR_ERR_OR_ZERO(epd->anon);
> }
>
the patch looks ok,
but someone should thing about if it makes sense to have a oneliner as function.
IMHO this will only confuse readers (note: yes, there are reasons in some cases,
but i do not see what applies here if any).
re,
wh
> static inline void scif_anon_inode_fput(scif_epd_t epd)
