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| author | Al Viro <viro@zeniv.linux.org.uk> | 2018-06-08 18:17:54 +0300 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2018-07-11 06:29:03 +0300 |
| commit | b4e7a7a88b5d060650094b8d3454bc521d669f6a (patch) | |
| tree | 296ceffb3c79d53906b23a244f432cb6ad40472a /drivers/gpu/drm/drm_lease.c | |
| parent | 877f919e192a09e77962a13d7165783027dee5fd (diff) | |
| download | linux-b4e7a7a88b5d060650094b8d3454bc521d669f6a.tar.xz | |
drm_mode_create_lease_ioctl(): fix open-coded filp_clone_open()
Failure of ->open() should *not* be followed by fput(). Fixed by
using filp_clone_open(), which gets the cleanups right.
Cc: stable@vger.kernel.org
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/gpu/drm/drm_lease.c')
| -rw-r--r-- | drivers/gpu/drm/drm_lease.c | 16 |
1 files changed, 1 insertions, 15 deletions
diff --git a/drivers/gpu/drm/drm_lease.c b/drivers/gpu/drm/drm_lease.c index 50c73c0a20b9..d638c0fb3418 100644 --- a/drivers/gpu/drm/drm_lease.c +++ b/drivers/gpu/drm/drm_lease.c @@ -553,24 +553,13 @@ int drm_mode_create_lease_ioctl(struct drm_device *dev, /* Clone the lessor file to create a new file for us */ DRM_DEBUG_LEASE("Allocating lease file\n"); - path_get(&lessor_file->f_path); - lessee_file = alloc_file(&lessor_file->f_path, - lessor_file->f_mode, - fops_get(lessor_file->f_inode->i_fop)); - + lessee_file = filp_clone_open(lessor_file); if (IS_ERR(lessee_file)) { ret = PTR_ERR(lessee_file); goto out_lessee; } - /* Initialize the new file for DRM */ - DRM_DEBUG_LEASE("Initializing the file with %p\n", lessee_file->f_op->open); - ret = lessee_file->f_op->open(lessee_file->f_inode, lessee_file); - if (ret) - goto out_lessee_file; - lessee_priv = lessee_file->private_data; - /* Change the file to a master one */ drm_master_put(&lessee_priv->master); lessee_priv->master = lessee; @@ -588,9 +577,6 @@ int drm_mode_create_lease_ioctl(struct drm_device *dev, DRM_DEBUG_LEASE("drm_mode_create_lease_ioctl succeeded\n"); return 0; -out_lessee_file: - fput(lessee_file); - out_lessee: drm_master_put(&lessee); |