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| author | Al Viro <viro@zeniv.linux.org.uk> | 2013-01-23 17:07:38 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-02-22 23:31:31 -0500 |
| commit | 496ad9aa8ef448058e36ca7a787c61f2e63f0f54 (patch) | |
| tree | 8f4abde793cd7db5bb8fde6d27ebcacd0e54379a /fs/ioctl.c | |
| parent | 57eccb830f1cc93d4b506ba306d8dfa685e0c88f (diff) | |
| download | lwn-496ad9aa8ef448058e36ca7a787c61f2e63f0f54.tar.gz lwn-496ad9aa8ef448058e36ca7a787c61f2e63f0f54.zip | |
new helper: file_inode(file)
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/ioctl.c')
| -rw-r--r-- | fs/ioctl.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/fs/ioctl.c b/fs/ioctl.c index 3bdad6d1f268..fd507fb460f8 100644 --- a/fs/ioctl.c +++ b/fs/ioctl.c @@ -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) { @@ -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: |