mm: mbind: add hugepage migration code to mbind()

[platform/adaptation/renesas_rcar/renesas_kernel.git] / kernel / sysctl.c

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index ac09d98..07f6fc4 100644 (file)
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -2346,7 +2346,11 @@ static int do_proc_dointvec_ms_jiffies_conv(bool *negp, unsigned long *lvalp,
                                            int write, void *data)
 {
        if (write) {
-               *valp = msecs_to_jiffies(*negp ? -*lvalp : *lvalp);
+               unsigned long jif = msecs_to_jiffies(*negp ? -*lvalp : *lvalp);
+
+               if (jif > INT_MAX)
+                       return 1;
+               *valp = (int)jif;
        } else {
                int val = *valp;
                unsigned long lval;