security: call security_file_permission from rw_verify_area

All instances of rw_verify_area() are followed by a call to
security_file_permission(), so just call the latter from the former.

Acked-by: Eric Paris <eparis@redhat.com>
Signed-off-by: James Morris <jmorris@namei.org>

1 files changed, 0 insertions, 8 deletions

diff --git a/fs/splice.c b/fs/splice.c
index 6bdcb61..56b802b 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -908,10 +908,6 @@ static long do_splice_from(struct pipe_inode_info *pipe, struct file *out,
 	if (unlikely(ret < 0))
 		return ret;
 
-	ret = security_file_permission(out, MAY_WRITE);
-	if (unlikely(ret < 0))
-		return ret;
-
 	return out->f_op->splice_write(pipe, out, ppos, len, flags);
 }
 
@@ -934,10 +930,6 @@ static long do_splice_to(struct file *in, loff_t *ppos,
 	if (unlikely(ret < 0))
 		return ret;
 
-	ret = security_file_permission(in, MAY_READ);
-	if (unlikely(ret < 0))
-		return ret;
-
 	return in->f_op->splice_read(in, ppos, pipe, len, flags);
 }