[PATCH v2 22/24] file: Replace ksys_close with close_fd

From: Eric W. Biederman
Date: Fri Nov 20 2020 - 18:20:41 EST


Now that ksys_close is exactly identical to close_fd replace
the one caller of ksys_close with close_fd.

[1] https://lkml.kernel.org/r/20200818112020.GA17080@xxxxxxxxxxxxx
Suggested-by: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Signed-off-by: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
---
fs/autofs/dev-ioctl.c | 5 +++--
include/linux/syscalls.h | 12 ------------
2 files changed, 3 insertions(+), 14 deletions(-)

diff --git a/fs/autofs/dev-ioctl.c b/fs/autofs/dev-ioctl.c
index 322b7dfb4ea0..5bf781ea6d67 100644
--- a/fs/autofs/dev-ioctl.c
+++ b/fs/autofs/dev-ioctl.c
@@ -4,9 +4,10 @@
* Copyright 2008 Ian Kent <raven@xxxxxxxxxx>
*/

+#include <linux/module.h>
#include <linux/miscdevice.h>
#include <linux/compat.h>
-#include <linux/syscalls.h>
+#include <linux/fdtable.h>
#include <linux/magic.h>
#include <linux/nospec.h>

@@ -289,7 +290,7 @@ static int autofs_dev_ioctl_closemount(struct file *fp,
struct autofs_sb_info *sbi,
struct autofs_dev_ioctl *param)
{
- return ksys_close(param->ioctlfd);
+ return close_fd(param->ioctlfd);
}

/*
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 9e055a0579f8..0f72f380db72 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -1295,18 +1295,6 @@ static inline long ksys_ftruncate(unsigned int fd, loff_t length)
return do_sys_ftruncate(fd, length, 1);
}

-extern int close_fd(unsigned int fd);
-
-/*
- * In contrast to sys_close(), this stub does not check whether the syscall
- * should or should not be restarted, but returns the raw error codes from
- * close_fd().
- */
-static inline int ksys_close(unsigned int fd)
-{
- return close_fd(fd);
-}
-
extern long do_sys_truncate(const char __user *pathname, loff_t length);

static inline long ksys_truncate(const char __user *pathname, loff_t length)
--
2.25.0