From: David Howells <dhowells@redhat.com>
Date: Wed, 24 Mar 2010 17:09:19 +0000 (+0000)
Subject: do_sync_read/write() should set kiocb.ki_nbytes to be consistent
X-Git-Tag: firefly_0821_release~9833^2~2494
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=61964eba5c419ff710ac996c5ed3a84d5af7490f;p=firefly-linux-kernel-4.4.55.git

do_sync_read/write() should set kiocb.ki_nbytes to be consistent

do_sync_read/write() should set kiocb.ki_nbytes to be consistent with
do_sync_readv_writev().

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/fs/read_write.c b/fs/read_write.c
index b7f4a1f94d48..113386d6fd2d 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -258,6 +258,7 @@ ssize_t do_sync_read(struct file *filp, char __user *buf, size_t len, loff_t *pp
 	init_sync_kiocb(&kiocb, filp);
 	kiocb.ki_pos = *ppos;
 	kiocb.ki_left = len;
+	kiocb.ki_nbytes = len;
 
 	for (;;) {
 		ret = filp->f_op->aio_read(&kiocb, &iov, 1, kiocb.ki_pos);
@@ -313,6 +314,7 @@ ssize_t do_sync_write(struct file *filp, const char __user *buf, size_t len, lof
 	init_sync_kiocb(&kiocb, filp);
 	kiocb.ki_pos = *ppos;
 	kiocb.ki_left = len;
+	kiocb.ki_nbytes = len;
 
 	for (;;) {
 		ret = filp->f_op->aio_write(&kiocb, &iov, 1, kiocb.ki_pos);