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path: root/drivers/edac/edac_mc_sysfs.c
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Diffstat (limited to 'drivers/edac/edac_mc_sysfs.c')
-rw-r--r--drivers/edac/edac_mc_sysfs.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/edac/edac_mc_sysfs.c b/drivers/edac/edac_mc_sysfs.c
index 51c0362..b335c6a 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);
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