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accel: ethosu: Fix ethosu_job_open() return value

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A WARN_ON() returns a 0 or 1, not the original negative errno. Just drop
the WARN_ON() as the FD open will pass the return code to userspace and
there's only one possible source of the error (drm_sched_entity_init()).

Fixes: 5a5e9c0228 ("accel: Add Arm Ethos-U NPU driver")
Cc: stable@vger.kernel.org
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Link: https://patch.msgid.link/20260827-ethosu-fixes-v1-1-346f9ea8791c@kernel.org
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
This commit is contained in:
Rob Herring (Arm) 2026-08-27 15:33:00 -05:00
parent d72aa5cf04
commit b3c8d4672f
1 changed files with 3 additions and 5 deletions
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8
drivers/accel/ethosu/ethosu_job.c
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@ -374,12 +374,10 @@ int ethosu_job_open(struct ethosu_file_priv *ethosu_priv)
{
struct ethosu_device *dev = ethosu_priv->edev;
struct drm_gpu_scheduler *sched = &dev->sched;
int ret;
ret = drm_sched_entity_init(&ethosu_priv->sched_entity,
DRM_SCHED_PRIORITY_NORMAL,
&sched, 1, NULL);
return WARN_ON(ret);
return drm_sched_entity_init(&ethosu_priv->sched_entity,
DRM_SCHED_PRIORITY_NORMAL,
&sched, 1, NULL);
}
void ethosu_job_close(struct ethosu_file_priv *ethosu_priv)