diff options
Diffstat (limited to 'fs/ioctl.c')
| -rw-r--r-- | fs/ioctl.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/fs/ioctl.c b/fs/ioctl.c index 3bdad6d1f26..8ac3fad3619 100644 --- a/fs/ioctl.c +++ b/fs/ioctl.c @@ -37,7 +37,7 @@ static long vfs_ioctl(struct file *filp, unsigned int cmd, { int error = -ENOTTY; - if (!filp->f_op || !filp->f_op->unlocked_ioctl) + if (!filp->f_op->unlocked_ioctl) goto out; error = filp->f_op->unlocked_ioctl(filp, cmd, arg); @@ -175,7 +175,7 @@ static int ioctl_fiemap(struct file *filp, unsigned long arg) struct fiemap fiemap; struct fiemap __user *ufiemap = (struct fiemap __user *) arg; struct fiemap_extent_info fieinfo = { 0, }; - struct inode *inode = filp->f_path.dentry->d_inode; + struct inode *inode = file_inode(filp); struct super_block *sb = inode->i_sb; u64 len; int error; @@ -424,7 +424,7 @@ EXPORT_SYMBOL(generic_block_fiemap); */ int ioctl_preallocate(struct file *filp, void __user *argp) { - struct inode *inode = filp->f_path.dentry->d_inode; + struct inode *inode = file_inode(filp); struct space_resv sr; if (copy_from_user(&sr, argp, sizeof(sr))) @@ -449,7 +449,7 @@ int ioctl_preallocate(struct file *filp, void __user *argp) static int file_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { - struct inode *inode = filp->f_path.dentry->d_inode; + struct inode *inode = file_inode(filp); int __user *p = (int __user *)arg; switch (cmd) { @@ -501,7 +501,7 @@ static int ioctl_fioasync(unsigned int fd, struct file *filp, /* Did FASYNC state change ? */ if ((flag ^ filp->f_flags) & FASYNC) { - if (filp->f_op && filp->f_op->fasync) + if (filp->f_op->fasync) /* fasync() adjusts filp->f_flags */ error = filp->f_op->fasync(fd, filp, on); else @@ -512,7 +512,7 @@ static int ioctl_fioasync(unsigned int fd, struct file *filp, static int ioctl_fsfreeze(struct file *filp) { - struct super_block *sb = filp->f_path.dentry->d_inode->i_sb; + struct super_block *sb = file_inode(filp)->i_sb; if (!capable(CAP_SYS_ADMIN)) return -EPERM; @@ -527,7 +527,7 @@ static int ioctl_fsfreeze(struct file *filp) static int ioctl_fsthaw(struct file *filp) { - struct super_block *sb = filp->f_path.dentry->d_inode->i_sb; + struct super_block *sb = file_inode(filp)->i_sb; if (!capable(CAP_SYS_ADMIN)) return -EPERM; @@ -548,7 +548,7 @@ int do_vfs_ioctl(struct file *filp, unsigned int fd, unsigned int cmd, { int error = 0; int __user *argp = (int __user *)arg; - struct inode *inode = filp->f_path.dentry->d_inode; + struct inode *inode = file_inode(filp); switch (cmd) { case FIOCLEX: |