When calling debugfs functions, there is no need to ever check the return value. The function can work or not, but the code logic should never do something different based on this. Cc: Oded Gabbay <oded.gabbay@xxxxxxxxx> Cc: Alex Deucher <alexander.deucher@xxxxxxx> Cc: "Christian König" <christian.koenig@xxxxxxx> Cc: "David (ChunMing) Zhou" <David1.Zhou@xxxxxxx> Cc: David Airlie <airlied@xxxxxxxx> Cc: Daniel Vetter <daniel@xxxxxxxx> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx Cc: amd-gfx@xxxxxxxxxxxxxxxxxxxxx Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/gpu/drm/amd/amdkfd/kfd_debugfs.c | 36 ++++++------------------ 1 file changed, 8 insertions(+), 28 deletions(-) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_debugfs.c b/drivers/gpu/drm/amd/amdkfd/kfd_debugfs.c index ab37d36d9cd6..15c523027285 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_debugfs.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_debugfs.c @@ -85,36 +85,16 @@ static const struct file_operations kfd_debugfs_hang_hws_fops = { void kfd_debugfs_init(void) { - struct dentry *ent; - debugfs_root = debugfs_create_dir("kfd", NULL); - if (!debugfs_root || debugfs_root == ERR_PTR(-ENODEV)) { - pr_warn("Failed to create kfd debugfs dir\n"); - return; - } - - ent = debugfs_create_file("mqds", S_IFREG | 0444, debugfs_root, - kfd_debugfs_mqds_by_process, - &kfd_debugfs_fops); - if (!ent) - pr_warn("Failed to create mqds in kfd debugfs\n"); - - ent = debugfs_create_file("hqds", S_IFREG | 0444, debugfs_root, - kfd_debugfs_hqds_by_device, - &kfd_debugfs_fops); - if (!ent) - pr_warn("Failed to create hqds in kfd debugfs\n"); - - ent = debugfs_create_file("rls", S_IFREG | 0444, debugfs_root, - kfd_debugfs_rls_by_device, - &kfd_debugfs_fops); - - ent = debugfs_create_file("hang_hws", S_IFREG | 0644, debugfs_root, - NULL, - &kfd_debugfs_hang_hws_fops); - if (!ent) - pr_warn("Failed to create rls in kfd debugfs\n"); + debugfs_create_file("mqds", S_IFREG | 0444, debugfs_root, + kfd_debugfs_mqds_by_process, &kfd_debugfs_fops); + debugfs_create_file("hqds", S_IFREG | 0444, debugfs_root, + kfd_debugfs_hqds_by_device, &kfd_debugfs_fops); + debugfs_create_file("rls", S_IFREG | 0444, debugfs_root, + kfd_debugfs_rls_by_device, &kfd_debugfs_fops); + debugfs_create_file("hang_hws", S_IFREG | 0644, debugfs_root, + NULL, &kfd_debugfs_hang_hws_fops); } void kfd_debugfs_fini(void) -- 2.22.0 _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx