X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=drivers%2Fedac%2Fedac_mc_sysfs.c;fp=drivers%2Fedac%2Fedac_mc_sysfs.c;h=b335c6ab5efe02e0ef9b5742e8691e617b5a30af;hb=9da21b1509d8aa7ab4846722817d16c72d656c91;hp=8ec1747b1c399ee4fbd6ac176557cdc0a71b97e5;hpb=4675348e78fab420e70f9144b320d9c063c7cee8;p=firefly-linux-kernel-4.4.55.git

diff --git a/drivers/edac/edac_mc_sysfs.c b/drivers/edac/edac_mc_sysfs.c
index 8ec1747b1c39..b335c6ab5efe 100644
--- a/drivers/edac/edac_mc_sysfs.c
+++ b/drivers/edac/edac_mc_sysfs.c
@@ -52,18 +52,20 @@ int edac_mc_get_poll_msec(void)
 
 static int edac_set_poll_msec(const char *val, struct kernel_param *kp)
 {
-	long l;
+	unsigned long l;
 	int ret;
 
 	if (!val)
 		return -EINVAL;
 
-	ret = kstrtol(val, 0, &l);
+	ret = kstrtoul(val, 0, &l);
 	if (ret)
 		return ret;
-	if (!l || ((int)l != l))
+
+	if (l < 1000)
 		return -EINVAL;
-	*((int *)kp->arg) = l;
+
+	*((unsigned long *)kp->arg) = l;
 
 	/* notify edac_mc engine to reset the poll period */
 	edac_mc_reset_delay_period(l);