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author | Kalle Valo <kvalo@kernel.org> | 2023-01-17 13:36:25 +0200 |
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committer | Kalle Valo <kvalo@kernel.org> | 2023-01-17 13:36:25 +0200 |
commit | d0e99511834b6828c960e978d9a8cb6e5731250d (patch) | |
tree | e7b062c1f9d28a55083477a1462286a7923a57fd /fs/overlayfs/file.c | |
parent | de7d0ff301fccc75281d7d8eb98c4a47faacf32d (diff) | |
parent | 80f8a66dede0a4b4e9e846765a97809c6fe49ce5 (diff) | |
download | linux-d0e99511834b6828c960e978d9a8cb6e5731250d.tar.gz linux-d0e99511834b6828c960e978d9a8cb6e5731250d.tar.bz2 linux-d0e99511834b6828c960e978d9a8cb6e5731250d.zip |
Merge wireless into wireless-next
Due to the two cherry picked commits from wireless to wireless-next we have
several conflicts in mt76. To avoid any bugs with conflicts merge wireless into
wireless-next.
96f134dc1964 wifi: mt76: handle possible mt76_rx_token_consume failures
fe13dad8992b wifi: mt76: dma: do not increment queue head if mt76_dma_add_buf fails
Diffstat (limited to 'fs/overlayfs/file.c')
-rw-r--r-- | fs/overlayfs/file.c | 31 |
1 files changed, 27 insertions, 4 deletions
diff --git a/fs/overlayfs/file.c b/fs/overlayfs/file.c index a1a22f58ba18..c9d0c362c7ef 100644 --- a/fs/overlayfs/file.c +++ b/fs/overlayfs/file.c @@ -34,7 +34,7 @@ static char ovl_whatisit(struct inode *inode, struct inode *realinode) return 'm'; } -/* No atime modificaton nor notify on underlying */ +/* No atime modification nor notify on underlying */ #define OVL_OPEN_FLAGS (O_NOATIME | FMODE_NONOTIFY) static struct file *ovl_open_realfile(const struct file *file, @@ -96,6 +96,7 @@ static int ovl_change_flags(struct file *file, unsigned int flags) spin_lock(&file->f_lock); file->f_flags = (file->f_flags & ~OVL_SETFL_MASK) | flags; + file->f_iocb_flags = iocb_flags(file); spin_unlock(&file->f_lock); return 0; @@ -517,9 +518,16 @@ static long ovl_fallocate(struct file *file, int mode, loff_t offset, loff_t len const struct cred *old_cred; int ret; + inode_lock(inode); + /* Update mode */ + ovl_copyattr(inode); + ret = file_remove_privs(file); + if (ret) + goto out_unlock; + ret = ovl_real_fdget(file, &real); if (ret) - return ret; + goto out_unlock; old_cred = ovl_override_creds(file_inode(file)->i_sb); ret = vfs_fallocate(real.file, mode, offset, len); @@ -530,6 +538,9 @@ static long ovl_fallocate(struct file *file, int mode, loff_t offset, loff_t len fdput(real); +out_unlock: + inode_unlock(inode); + return ret; } @@ -567,14 +578,23 @@ static loff_t ovl_copyfile(struct file *file_in, loff_t pos_in, const struct cred *old_cred; loff_t ret; + inode_lock(inode_out); + if (op != OVL_DEDUPE) { + /* Update mode */ + ovl_copyattr(inode_out); + ret = file_remove_privs(file_out); + if (ret) + goto out_unlock; + } + ret = ovl_real_fdget(file_out, &real_out); if (ret) - return ret; + goto out_unlock; ret = ovl_real_fdget(file_in, &real_in); if (ret) { fdput(real_out); - return ret; + goto out_unlock; } old_cred = ovl_override_creds(file_inode(file_out)->i_sb); @@ -603,6 +623,9 @@ static loff_t ovl_copyfile(struct file *file_in, loff_t pos_in, fdput(real_in); fdput(real_out); +out_unlock: + inode_unlock(inode_out); + return ret; } |