提交 68d70d03 编写于 作者: A Al Viro

constify rw_verify_area()

Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>
上级 ee324652
...@@ -39,6 +39,8 @@ ...@@ -39,6 +39,8 @@
#include <asm/kmap_types.h> #include <asm/kmap_types.h>
#include <asm/uaccess.h> #include <asm/uaccess.h>
#include "internal.h"
#define AIO_RING_MAGIC 0xa10a10a1 #define AIO_RING_MAGIC 0xa10a10a1
#define AIO_RING_COMPAT_FEATURES 1 #define AIO_RING_COMPAT_FEATURES 1
#define AIO_RING_INCOMPAT_FEATURES 0 #define AIO_RING_INCOMPAT_FEATURES 0
......
...@@ -131,6 +131,7 @@ extern struct dentry *__d_alloc(struct super_block *, const struct qstr *); ...@@ -131,6 +131,7 @@ extern struct dentry *__d_alloc(struct super_block *, const struct qstr *);
* read_write.c * read_write.c
*/ */
extern ssize_t __kernel_write(struct file *, const char *, size_t, loff_t *); extern ssize_t __kernel_write(struct file *, const char *, size_t, loff_t *);
extern int rw_verify_area(int, struct file *, const loff_t *, size_t);
/* /*
* splice.c * splice.c
......
...@@ -316,7 +316,7 @@ SYSCALL_DEFINE5(llseek, unsigned int, fd, unsigned long, offset_high, ...@@ -316,7 +316,7 @@ SYSCALL_DEFINE5(llseek, unsigned int, fd, unsigned long, offset_high,
* them to something that fits in "int" so that others * them to something that fits in "int" so that others
* won't have to do range checks all the time. * won't have to do range checks all the time.
*/ */
int rw_verify_area(int read_write, struct file *file, loff_t *ppos, size_t count) int rw_verify_area(int read_write, struct file *file, const loff_t *ppos, size_t count)
{ {
struct inode *inode; struct inode *inode;
loff_t pos; loff_t pos;
......
...@@ -1898,7 +1898,6 @@ extern int current_umask(void); ...@@ -1898,7 +1898,6 @@ extern int current_umask(void);
extern struct kobject *fs_kobj; extern struct kobject *fs_kobj;
#define MAX_RW_COUNT (INT_MAX & PAGE_CACHE_MASK) #define MAX_RW_COUNT (INT_MAX & PAGE_CACHE_MASK)
extern int rw_verify_area(int, struct file *, loff_t *, size_t);
#define FLOCK_VERIFY_READ 1 #define FLOCK_VERIFY_READ 1
#define FLOCK_VERIFY_WRITE 2 #define FLOCK_VERIFY_WRITE 2
......
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