On 2021.04.14 09:01:38 +0300, Dan Carpenter wrote:
> The intel_gvt_init_vgpu_type_groups() function is only called from
> intel_gvt_init_device(). If it fails then the intel_gvt_init_device()
> prints the error code and propagates it back again. That's a bug
> because false is zero/success. The fix is to modify it to return zero
> or negative error codes and make everything consistent.
>
> Fixes: c5d71cb31723 ("drm/i915/gvt: Move vGPU type related code into gvt file")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> ---
Reviewed-by: Zhenyu Wang <zhenyuw@xxxxxxxxxxxxxxx>
Thanks, Dan! Applied this.
> drivers/gpu/drm/i915/gvt/gvt.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c
> index 2ecb8534930b..1deb253ffe80 100644
> --- a/drivers/gpu/drm/i915/gvt/gvt.c
> +++ b/drivers/gpu/drm/i915/gvt/gvt.c
> @@ -126,7 +126,7 @@ static bool intel_get_gvt_attrs(struct attribute_group ***intel_vgpu_type_groups
> return true;
> }
>
> -static bool intel_gvt_init_vgpu_type_groups(struct intel_gvt *gvt)
> +static int intel_gvt_init_vgpu_type_groups(struct intel_gvt *gvt)
> {
> int i, j;
> struct intel_vgpu_type *type;
> @@ -144,7 +144,7 @@ static bool intel_gvt_init_vgpu_type_groups(struct intel_gvt *gvt)
> gvt_vgpu_type_groups[i] = group;
> }
>
> - return true;
> + return 0;
>
> unwind:
> for (j = 0; j < i; j++) {
> @@ -152,7 +152,7 @@ static bool intel_gvt_init_vgpu_type_groups(struct intel_gvt *gvt)
> kfree(group);
> }
>
> - return false;
> + return -ENOMEM;
> }
>
> static void intel_gvt_cleanup_vgpu_type_groups(struct intel_gvt *gvt)
> @@ -373,7 +373,7 @@ int intel_gvt_init_device(struct drm_i915_private *i915)
> goto out_clean_thread;
>
> ret = intel_gvt_init_vgpu_type_groups(gvt);
> - if (ret == false) {
> + if (ret) {
> gvt_err("failed to init vgpu type groups: %d\n", ret);
> goto out_clean_types;
> }
> --
> 2.30.2
>
> _______________________________________________
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> intel-gvt-dev@xxxxxxxxxxxxxxxxxxxxx
> https://lists.freedesktop.org/mailman/listinfo/intel-gvt-dev
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