lkml.org 
[lkml]   [2012]   [Apr]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] fs/fuse: Convert to kstrtoul_from_user
Date
This patch replaces the code for getting an number from a
userspace buffer by a simple call to kstroul_from_user.
This makes it easier to read and less error prone.

Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
---
fs/fuse/control.c | 10 ++--------
1 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/fs/fuse/control.c b/fs/fuse/control.c
index 42593c5..03ff5b1 100644
--- a/fs/fuse/control.c
+++ b/fs/fuse/control.c
@@ -75,19 +75,13 @@ static ssize_t fuse_conn_limit_write(struct file *file, const char __user *buf,
unsigned global_limit)
{
unsigned long t;
- char tmp[32];
unsigned limit = (1 << 16) - 1;
int err;

- if (*ppos || count >= sizeof(tmp) - 1)
- return -EINVAL;
-
- if (copy_from_user(tmp, buf, count))
+ if (*ppos)
return -EINVAL;

- tmp[count] = '\0';
-
- err = strict_strtoul(tmp, 0, &t);
+ err = kstrtoul_from_user(buf, count, 0, &t);
if (err)
return err;

--
1.7.3.4


\
 
 \ /
  Last update: 2012-04-15 02:23    [W:2.304 / U:0.580 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site