From 28c5c486380cc29e82b7747e999b3238f2887539 Mon Sep 17 00:00:00 2001 From: Christophe JAILLET Date: Wed, 9 Jul 2025 21:02:51 +0200 Subject: [PATCH 4399/5403] drm/amdgpu: Fix missing unlocking in an error path in amdgpu_userq_create() If kasprintf() fails, some mutex still need to be released to avoid locking issue, as already done in all other error handling path. Fixes: c03ea34cbf88 ("drm/amdgpu: add support of debugfs for mqd information") Reviewed-by: Alex Deucher Signed-off-by: Christophe JAILLET Link: https://lore.kernel.org/all/366557fa7ca8173fd78c58336986ca56953369b9.1752087753.git.christophe.jaillet@wanadoo.fr/ Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c index b1b80efc7993..941f61f92005 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c @@ -521,8 +521,10 @@ amdgpu_userq_create(struct drm_file *filp, union drm_amdgpu_userq *args) } queue_name = kasprintf(GFP_KERNEL, "queue-%d", qid); - if (!queue_name) - return -ENOMEM; + if (!queue_name) { + r = -ENOMEM; + goto unlock; + } #if defined(CONFIG_DEBUG_FS) /* Queue dentry per client to hold MQD information */ -- 2.54.0