constify rw_verify_area()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

3 files changed, 4 insertions, 1 deletions

diff --git a/fs/aio.c b/fs/aio.c
index 2bbcacf74d0c..a8ecc8313fb0 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -39,6 +39,8 @@
 #include <asm/kmap_types.h>
 #include <asm/uaccess.h>
 
+#include "internal.h"
+
 #define AIO_RING_MAGIC			0xa10a10a1
 #define AIO_RING_COMPAT_FEATURES	1
 #define AIO_RING_INCOMPAT_FEATURES	0
diff --git a/fs/internal.h b/fs/internal.h
index f6ad34362823..7c5f01cf619d 100644
--- a/fs/internal.h
+++ b/fs/internal.h
@@ -131,6 +131,7 @@ extern struct dentry *__d_alloc(struct super_block *, const struct qstr *);
  * read_write.c
  */
 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
diff --git a/fs/read_write.c b/fs/read_write.c
index 782dfc3acebc..fd72b592aa1b 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -316,7 +316,7 @@ out_putf:
  * them to something that fits in "int" so that others
  * 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;
 	loff_t pos;