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| author | Akinobu Mita <akinobu.mita@gmail.com> | 2007-05-09 11:33:33 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-09 21:30:49 +0200 |
| commit | 85badbdf5120d246ce2bb3f1a7689a805f9c9006 (patch) | |
| tree | 0c406f24c1533dc8dcaf322751b05e7b8bcd5d23 /kernel/cpuset.c | |
| parent | use simple_read_from_buffer() in fs/ (diff) | |
| download | linux-85badbdf5120d246ce2bb3f1a7689a805f9c9006.tar.xz linux-85badbdf5120d246ce2bb3f1a7689a805f9c9006.zip | |
use simple_read_from_buffer in kernel/
Cleanup using simple_read_from_buffer() for /dev/cpuset/tasks and
/proc/config.gz.
Cc: Paul Jackson <pj@sgi.com>
Cc: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/cpuset.c')
| -rw-r--r-- | kernel/cpuset.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/kernel/cpuset.c b/kernel/cpuset.c index 88b416dfbc72..f57854b08922 100644 --- a/kernel/cpuset.c +++ b/kernel/cpuset.c @@ -1772,12 +1772,7 @@ static ssize_t cpuset_tasks_read(struct file *file, char __user *buf, { struct ctr_struct *ctr = file->private_data; - if (*ppos + nbytes > ctr->bufsz) - nbytes = ctr->bufsz - *ppos; - if (copy_to_user(buf, ctr->buf + *ppos, nbytes)) - return -EFAULT; - *ppos += nbytes; - return nbytes; + return simple_read_from_buffer(buf, nbytes, ppos, ctr->buf, ctr->bufsz); } static int cpuset_tasks_release(struct inode *unused_inode, struct file *file) |