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sysctl: fix proc_doulongvec_ms_jiffies_minmax() 

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
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Eric Dumazet 2017-01-25 18:20:55 -08:00 committed by Linus Torvalds
parent 928d336a93
commit ff9f8a7cf9
1 changed files with 1 additions and 0 deletions
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kernel/sysctl.c
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@ -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;