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| author | Paul Menage <menage@google.com> | 2008-04-29 09:59:59 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-29 17:06:08 +0200 |
| commit | b7269dfc826fbf554c9e6a9eaa4e6ff95fa08656 (patch) | |
| tree | 3be0f111e9951deb4e7ea5930ea659742dea419e /kernel | |
| parent | CGroup API files: use read_u64 in memory controller (diff) | |
| download | linux-b7269dfc826fbf554c9e6a9eaa4e6ff95fa08656.tar.xz linux-b7269dfc826fbf554c9e6a9eaa4e6ff95fa08656.zip | |
CGroup API files: strip all trailing whitespace in cgroup_write_u64
This removes the need for people to remember to pass the -n flag to echo when
writing values to cgroup control files.
Signed-off-by: Paul Menage <menage@google.com>
Cc: "Li Zefan" <lizf@cn.fujitsu.com>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Paul Jackson <pj@sgi.com>
Cc: Pavel Emelyanov <xemul@openvz.org>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: "YAMAMOTO Takashi" <yamamoto@valinux.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/cgroup.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c index 0bd79a81666a..57afdde871ac 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -1329,10 +1329,7 @@ static ssize_t cgroup_write_u64(struct cgroup *cgrp, struct cftype *cft, return -EFAULT; buffer[nbytes] = 0; /* nul-terminate */ - - /* strip newline if necessary */ - if (nbytes && (buffer[nbytes-1] == '\n')) - buffer[nbytes-1] = 0; + strstrip(buffer); val = simple_strtoull(buffer, &end, 0); if (*end) return -EINVAL; |