diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/fat/dir.c | 11 | ||||
| -rw-r--r-- | fs/fat/fat.h | 4 | ||||
| -rw-r--r-- | fs/fat/file.c | 19 |
3 files changed, 24 insertions, 10 deletions
diff --git a/fs/fat/dir.c b/fs/fat/dir.c index 20a1b92e035..ee42b9e0b16 100644 --- a/fs/fat/dir.c +++ b/fs/fat/dir.c @@ -753,9 +753,10 @@ static int fat_ioctl_readdir(struct inode *inode, struct file *filp, return ret; } -static int fat_dir_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static long fat_dir_ioctl(struct file *filp, unsigned int cmd, + unsigned long arg) { + struct inode *inode = filp->f_path.dentry->d_inode; struct __fat_dirent __user *d1 = (struct __fat_dirent __user *)arg; int short_only, both; @@ -769,7 +770,7 @@ static int fat_dir_ioctl(struct inode *inode, struct file *filp, both = 1; break; default: - return fat_generic_ioctl(inode, filp, cmd, arg); + return fat_generic_ioctl(filp, cmd, arg); } if (!access_ok(VERIFY_WRITE, d1, sizeof(struct __fat_dirent[2]))) @@ -809,7 +810,7 @@ static long fat_compat_dir_ioctl(struct file *filp, unsigned cmd, both = 1; break; default: - return -ENOIOCTLCMD; + return fat_generic_ioctl(filp, cmd, (unsigned long)arg); } if (!access_ok(VERIFY_WRITE, d1, sizeof(struct compat_dirent[2]))) @@ -831,7 +832,7 @@ const struct file_operations fat_dir_operations = { .llseek = generic_file_llseek, .read = generic_read_dir, .readdir = fat_readdir, - .ioctl = fat_dir_ioctl, + .unlocked_ioctl = fat_dir_ioctl, #ifdef CONFIG_COMPAT .compat_ioctl = fat_compat_dir_ioctl, #endif diff --git a/fs/fat/fat.h b/fs/fat/fat.h index e6efdfa0f6d..eb821ee1a33 100644 --- a/fs/fat/fat.h +++ b/fs/fat/fat.h @@ -298,8 +298,8 @@ extern int fat_free_clusters(struct inode *inode, int cluster); extern int fat_count_free_clusters(struct super_block *sb); /* fat/file.c */ -extern int fat_generic_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern long fat_generic_ioctl(struct file *filp, unsigned int cmd, + unsigned long arg); extern const struct file_operations fat_file_operations; extern const struct inode_operations fat_file_inode_operations; extern int fat_setattr(struct dentry * dentry, struct iattr * attr); diff --git a/fs/fat/file.c b/fs/fat/file.c index e8c159de236..a14c2f6a489 100644 --- a/fs/fat/file.c +++ b/fs/fat/file.c @@ -8,6 +8,7 @@ #include <linux/capability.h> #include <linux/module.h> +#include <linux/compat.h> #include <linux/mount.h> #include <linux/time.h> #include <linux/buffer_head.h> @@ -114,9 +115,9 @@ out: return err; } -int fat_generic_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +long fat_generic_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { + struct inode *inode = filp->f_path.dentry->d_inode; u32 __user *user_attr = (u32 __user *)arg; switch (cmd) { @@ -129,6 +130,15 @@ int fat_generic_ioctl(struct inode *inode, struct file *filp, } } +#ifdef CONFIG_COMPAT +static long fat_generic_compat_ioctl(struct file *filp, unsigned int cmd, + unsigned long arg) + +{ + return fat_generic_ioctl(filp, cmd, (unsigned long)compat_ptr(arg)); +} +#endif + static int fat_file_release(struct inode *inode, struct file *filp) { if ((filp->f_mode & FMODE_WRITE) && @@ -159,7 +169,10 @@ const struct file_operations fat_file_operations = { .aio_write = generic_file_aio_write, .mmap = generic_file_mmap, .release = fat_file_release, - .ioctl = fat_generic_ioctl, + .unlocked_ioctl = fat_generic_ioctl, +#ifdef CONFIG_COMPAT + .compat_ioctl = fat_generic_compat_ioctl, +#endif .fsync = fat_file_fsync, .splice_read = generic_file_splice_read, }; |