diff options
| author | Tianjia Zhang <tianjia.zhang@linux.alibaba.com> | 2020-08-02 14:56:55 +0300 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2020-08-17 23:16:40 +0300 |
| commit | e714977eef8fb40ea8234527d1b0c9d238bf1661 (patch) | |
| tree | f58bfa0160e01045c5d334e615ff2ecb34445854 /drivers/gpu/drm/i915/i915_active.c | |
| parent | ecb40d0826fda213ebb58d49e7d5b4752480e130 (diff) | |
| download | linux-e714977eef8fb40ea8234527d1b0c9d238bf1661.tar.xz | |
drm/i915: Fix wrong return value
In function i915_active_acquire_preallocate_barrier(), not all
paths have the return value set correctly, and in case of memory
allocation failure, a negative error code should be returned.
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20200802115655.25568-1-chris@chris-wilson.co.uk
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_active.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_active.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/i915_active.c b/drivers/gpu/drm/i915/i915_active.c index d960d0be5bd2..1e1253207425 100644 --- a/drivers/gpu/drm/i915/i915_active.c +++ b/drivers/gpu/drm/i915/i915_active.c @@ -758,7 +758,6 @@ 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; GEM_BUG_ON(i915_active_is_idle(ref)); @@ -781,10 +780,8 @@ int i915_active_acquire_preallocate_barrier(struct i915_active *ref, node = reuse_idle_barrier(ref, idx); if (!node) { node = kmem_cache_alloc(global.slab_cache, GFP_KERNEL); - if (!node) { - err = ENOMEM; + if (!node) goto unwind; - } RCU_INIT_POINTER(node->base.fence, NULL); node->base.cb.func = node_retire; @@ -832,7 +829,7 @@ unwind: kmem_cache_free(global.slab_cache, node); } - return err; + return -ENOMEM; } void i915_active_acquire_barrier(struct i915_active *ref) |