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locking: Move the semaphore core to kernel/locking/
[platform/adaptation/renesas_rcar/renesas_kernel.git]
/
mm
/
backing-dev.c
diff --git
a/mm/backing-dev.c
b/mm/backing-dev.c
index
37d9edc
..
ce682f7
100644
(file)
--- a/
mm/backing-dev.c
+++ b/
mm/backing-dev.c
@@
-652,7
+652,7
@@
int pdflush_proc_obsolete(struct ctl_table *table, int write,
{
char kbuf[] = "0\n";
- if (*ppos) {
+ if (*ppos
|| *lenp < sizeof(kbuf)
) {
*lenp = 0;
return 0;
}