On 6/6/2023 10:23 AM, Dan Carpenter wrote:
The mmap_offset_attach() function returns error pointers, it doesn't
return NULL.
Fixes: eaee1c085863 ("drm/i915: Add a function to mmap framebuffer obj")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Reviewed-by: Nirmoy Das <nirmoy.das@xxxxxxxxx>
Thanks,
Nirmoy
---
drivers/gpu/drm/i915/gem/i915_gem_mman.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_mman.c b/drivers/gpu/drm/i915/gem/i915_gem_mman.c
index 4e7a838ab7bd..aa4d842d4c5a 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_mman.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_mman.c
@@ -1085,8 +1085,8 @@ int i915_gem_fb_mmap(struct drm_i915_gem_object *obj, struct vm_area_struct *vma
/* handle stolen and smem objects */
mmap_type = i915_ggtt_has_aperture(ggtt) ? I915_MMAP_TYPE_GTT : I915_MMAP_TYPE_WC;
mmo = mmap_offset_attach(obj, mmap_type, NULL);
- if (!mmo)
- return -ENODEV;
+ if (IS_ERR(mmo))
+ return PTR_ERR(mmo);
}
/*
