1 files changed, 6 insertions, 4 deletions

diff --git a/drivers/edac/edac_mc_sysfs.c b/drivers/edac/edac_mc_sysfs.c
index 51c0362acf5c..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 ((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);