linux-kernel - Re: [PATCH] drm/i915: Fix wrong return value

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Message-ID: <20200802114044.GD4705@intel.intel>
Date:   Sun, 2 Aug 2020 14:40:44 +0300
From:   Andi Shyti <andi.shyti@...el.com>
To:     Tianjia Zhang <tianjia.zhang@...ux.alibaba.com>
Cc:     <jani.nikula@...ux.intel.com>, <joonas.lahtinen@...ux.intel.com>,
        <rodrigo.vivi@...el.com>, <airlied@...ux.ie>, <daniel@...ll.ch>,
        <chris@...is-wilson.co.uk>, <matthew.auld@...el.com>,
        <tvrtko.ursulin@...el.com>, <mika.kuoppala@...ux.intel.com>,
        <intel-gfx@...ts.freedesktop.org>,
        <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        <tianjia.zhang@...baba.com>
Subject: Re: [PATCH] drm/i915: Fix wrong return value

Hi Tianjia,

> diff --git a/drivers/gpu/drm/i915/i915_active.c b/drivers/gpu/drm/i915/i915_active.c
> index d960d0be5bd2..cc017e3cc9c5 100644
> --- a/drivers/gpu/drm/i915/i915_active.c
> +++ b/drivers/gpu/drm/i915/i915_active.c
> @@ -758,7 +758,7 @@ int i915_active_acquire_preallocate_barrier(struct i915_active *ref,
>  	intel_engine_mask_t tmp, mask = engine->mask;
>  	struct llist_node *first = NULL, *last = NULL;
>  	struct intel_gt *gt = engine->gt;
> -	int err;
> +	int err = 0;

you don't need the initialization here.

Thanks,
Andi