Messages in this thread Patch in this message | | | Subject | [PATCH] sysctl: fix proc_doulongvec_ms_jiffies_minmax() | From | Eric Dumazet <> | Date | Wed, 25 Jan 2017 18:20:55 -0800 |
| |
From: Eric Dumazet <edumazet@google.com>
We perform the conversion between kernel jiffies and ms only when exporting kernel value to user space.
We need to do the opposite operation when value is written by user.
Only matters when HZ != 1000
Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: stable@vger.kernel.org --- kernel/sysctl.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 8dbaec0e4f7f079b87f50ea67c82341304387783..1aea594a54dbdac604ca950fdaf93508e5b6e6a7 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -2475,6 +2475,7 @@ static int __do_proc_doulongvec_minmax(void *data, struct ctl_table *table, int break; if (neg) continue; + val = convmul * val / convdiv; if ((min && val < *min) || (max && val > *max)) continue; *i = val;
| |