linux-kernel - [PATCH drm-misc-next 3/5] drm/nouveau: remove incorrect _

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20230807163238.2091-4-dakr@redhat.com>
Date:   Mon,  7 Aug 2023 18:32:24 +0200
From:   Danilo Krummrich <dakr@...hat.com>
To:     airlied@...il.com, daniel@...ll.ch, bskeggs@...hat.com,
        kherbst@...hat.com, lyude@...hat.com, sfr@...b.auug.org.au
Cc:     dri-devel@...ts.freedesktop.org, nouveau@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, Danilo Krummrich <dakr@...hat.com>,
        kernel test robot <lkp@...el.com>
Subject: [PATCH drm-misc-next 3/5] drm/nouveau: remove incorrect __user annotations

Fix copy-paste error causing EXEC and VM_BIND syscalls data pointers
to carry incorrect __user annotations.

Fixes: b88baab82871 ("drm/nouveau: implement new VM_BIND uAPI")
Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: Danilo Krummrich <dakr@...hat.com>
---
 drivers/gpu/drm/nouveau/nouveau_exec.c | 6 +++---
 drivers/gpu/drm/nouveau/nouveau_exec.h | 2 +-
 drivers/gpu/drm/nouveau/nouveau_uvmm.c | 6 +++---
 drivers/gpu/drm/nouveau/nouveau_uvmm.h | 4 ++--
 4 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nouveau_exec.c b/drivers/gpu/drm/nouveau/nouveau_exec.c
index 42d9dd43ea02..0f927adda4ed 100644
--- a/drivers/gpu/drm/nouveau/nouveau_exec.c
+++ b/drivers/gpu/drm/nouveau/nouveau_exec.c
@@ -293,7 +293,7 @@ nouveau_exec(struct nouveau_exec_job_args *args)
 
 static int
 nouveau_exec_ucopy(struct nouveau_exec_job_args *args,
-		   struct drm_nouveau_exec __user *req)
+		   struct drm_nouveau_exec *req)
 {
 	struct drm_nouveau_sync **s;
 	u32 inc = req->wait_count;
@@ -352,7 +352,7 @@ nouveau_exec_ufree(struct nouveau_exec_job_args *args)
 
 int
 nouveau_exec_ioctl_exec(struct drm_device *dev,
-			void __user *data,
+			void *data,
 			struct drm_file *file_priv)
 {
 	struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv);
@@ -360,7 +360,7 @@ nouveau_exec_ioctl_exec(struct drm_device *dev,
 	struct nouveau_abi16_chan *chan16;
 	struct nouveau_channel *chan = NULL;
 	struct nouveau_exec_job_args args = {};
-	struct drm_nouveau_exec __user *req = data;
+	struct drm_nouveau_exec *req = data;
 	int ret = 0;
 
 	if (unlikely(!abi16))
diff --git a/drivers/gpu/drm/nouveau/nouveau_exec.h b/drivers/gpu/drm/nouveau/nouveau_exec.h
index 3032db27b8d7..778cacd90f65 100644
--- a/drivers/gpu/drm/nouveau/nouveau_exec.h
+++ b/drivers/gpu/drm/nouveau/nouveau_exec.h
@@ -48,7 +48,7 @@ struct nouveau_exec_job {
 int nouveau_exec_job_init(struct nouveau_exec_job **job,
 			  struct nouveau_exec_job_args *args);
 
-int nouveau_exec_ioctl_exec(struct drm_device *dev, void __user *data,
+int nouveau_exec_ioctl_exec(struct drm_device *dev, void *data,
 			    struct drm_file *file_priv);
 
 #endif
diff --git a/drivers/gpu/drm/nouveau/nouveau_uvmm.c b/drivers/gpu/drm/nouveau/nouveau_uvmm.c
index b515a21aa08e..2acbac73e57a 100644
--- a/drivers/gpu/drm/nouveau/nouveau_uvmm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_uvmm.c
@@ -1687,7 +1687,7 @@ nouveau_uvmm_vm_bind(struct nouveau_uvmm_bind_job_args *args)
 
 static int
 nouveau_uvmm_vm_bind_ucopy(struct nouveau_uvmm_bind_job_args *args,
-			   struct drm_nouveau_vm_bind __user *req)
+			   struct drm_nouveau_vm_bind *req)
 {
 	struct drm_nouveau_sync **s;
 	u32 inc = req->wait_count;
@@ -1749,12 +1749,12 @@ nouveau_uvmm_vm_bind_ufree(struct nouveau_uvmm_bind_job_args *args)
 
 int
 nouveau_uvmm_ioctl_vm_bind(struct drm_device *dev,
-			   void __user *data,
+			   void *data,
 			   struct drm_file *file_priv)
 {
 	struct nouveau_cli *cli = nouveau_cli(file_priv);
 	struct nouveau_uvmm_bind_job_args args = {};
-	struct drm_nouveau_vm_bind __user *req = data;
+	struct drm_nouveau_vm_bind *req = data;
 	int ret = 0;
 
 	if (unlikely(!nouveau_cli_uvmm_locked(cli)))
diff --git a/drivers/gpu/drm/nouveau/nouveau_uvmm.h b/drivers/gpu/drm/nouveau/nouveau_uvmm.h
index 3923c03012f9..534baadc3bf7 100644
--- a/drivers/gpu/drm/nouveau/nouveau_uvmm.h
+++ b/drivers/gpu/drm/nouveau/nouveau_uvmm.h
@@ -89,10 +89,10 @@ void nouveau_uvmm_fini(struct nouveau_uvmm *uvmm);
 void nouveau_uvmm_bo_map_all(struct nouveau_bo *nvbov, struct nouveau_mem *mem);
 void nouveau_uvmm_bo_unmap_all(struct nouveau_bo *nvbo);
 
-int nouveau_uvmm_ioctl_vm_init(struct drm_device *dev, void __user *data,
+int nouveau_uvmm_ioctl_vm_init(struct drm_device *dev, void *data,
 			       struct drm_file *file_priv);
 
-int nouveau_uvmm_ioctl_vm_bind(struct drm_device *dev, void __user *data,
+int nouveau_uvmm_ioctl_vm_bind(struct drm_device *dev, void *data,
 			       struct drm_file *file_priv);
 
 static inline void nouveau_uvmm_lock(struct nouveau_uvmm *uvmm)
-- 
2.41.0