From: Wei Yongjun <weiyj.lk@gmail.com> To: Daniel Vetter <daniel.vetter@intel.com>, Jani Nikula <jani.nikula@linux.intel.com>, David Airlie <airlied@linux.ie>, Yulei Zhang <yulei.zhang@intel.com>, Zhenyu Wang <zhenyuw@linux.intel.com>, Zhi Wang <zhi.a.wang@intel.com> Cc: Wei Yongjun <weiyongjun1@huawei.com>, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH -next] drm/i915/gvt: fix return value check Date: Wed, 19 Oct 2016 16:18:03 +0000 [thread overview] Message-ID: <1476893883-8096-1-git-send-email-weiyj.lk@gmail.com> (raw) From: Wei Yongjun <weiyongjun1@huawei.com> In case of error, the function i915_gem_object_create() returns ERR_PTR() not NULL. The NULL test in the return value check should be replaced with IS_ERR(). Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> --- drivers/gpu/drm/i915/gvt/cmd_parser.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index 5808ee7..6abb2a6 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -1640,8 +1640,8 @@ static int perform_bb_shadow(struct parser_exec_state *s) entry_obj->obj = i915_gem_object_create(&(s->vgpu->gvt->dev_priv->drm), round_up(bb_size, PAGE_SIZE)); - if (entry_obj->obj == NULL) - return -ENOMEM; + if (IS_ERR(entry_obj->obj)) + return PTR_ERR(entry_obj->obj); entry_obj->len = bb_size; INIT_LIST_HEAD(&entry_obj->list); @@ -2712,8 +2712,8 @@ static int shadow_indirect_ctx(struct intel_shadow_wa_ctx *wa_ctx) wa_ctx->indirect_ctx.obj = i915_gem_object_create(dev, round_up(ctx_size + CACHELINE_BYTES, PAGE_SIZE)); - if (wa_ctx->indirect_ctx.obj == NULL) - return -ENOMEM; + if (IS_ERR(wa_ctx->indirect_ctx.obj)) + return PTR_ERR(wa_ctx->indirect_ctx.obj); ret = i915_gem_object_get_pages(wa_ctx->indirect_ctx.obj); if (ret)
WARNING: multiple messages have this Message-ID (diff)
From: Wei Yongjun <weiyj.lk@gmail.com> To: Daniel Vetter <daniel.vetter@intel.com>, Jani Nikula <jani.nikula@linux.intel.com>, David Airlie <airlied@linux.ie>, Yulei Zhang <yulei.zhang@intel.com>, Zhenyu Wang <zhenyuw@linux.intel.com>, Zhi Wang <zhi.a.wang@intel.com> Cc: intel-gfx@lists.freedesktop.org, Wei Yongjun <weiyongjun1@huawei.com>, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: [PATCH -next] drm/i915/gvt: fix return value check Date: Wed, 19 Oct 2016 16:18:03 +0000 [thread overview] Message-ID: <1476893883-8096-1-git-send-email-weiyj.lk@gmail.com> (raw) From: Wei Yongjun <weiyongjun1@huawei.com> In case of error, the function i915_gem_object_create() returns ERR_PTR() not NULL. The NULL test in the return value check should be replaced with IS_ERR(). Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> --- drivers/gpu/drm/i915/gvt/cmd_parser.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index 5808ee7..6abb2a6 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -1640,8 +1640,8 @@ static int perform_bb_shadow(struct parser_exec_state *s) entry_obj->obj = i915_gem_object_create(&(s->vgpu->gvt->dev_priv->drm), round_up(bb_size, PAGE_SIZE)); - if (entry_obj->obj == NULL) - return -ENOMEM; + if (IS_ERR(entry_obj->obj)) + return PTR_ERR(entry_obj->obj); entry_obj->len = bb_size; INIT_LIST_HEAD(&entry_obj->list); @@ -2712,8 +2712,8 @@ static int shadow_indirect_ctx(struct intel_shadow_wa_ctx *wa_ctx) wa_ctx->indirect_ctx.obj = i915_gem_object_create(dev, round_up(ctx_size + CACHELINE_BYTES, PAGE_SIZE)); - if (wa_ctx->indirect_ctx.obj == NULL) - return -ENOMEM; + if (IS_ERR(wa_ctx->indirect_ctx.obj)) + return PTR_ERR(wa_ctx->indirect_ctx.obj); ret = i915_gem_object_get_pages(wa_ctx->indirect_ctx.obj); if (ret) _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx
next reply other threads:[~2016-10-19 16:18 UTC|newest] Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-10-19 16:18 Wei Yongjun [this message] 2016-10-19 16:18 ` [PATCH -next] drm/i915/gvt: fix return value check Wei Yongjun 2016-10-19 18:26 ` ✗ Fi.CI.BAT: warning for " Patchwork 2016-10-19 23:58 ` [PATCH -next] " Zhenyu Wang
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