1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c
index bb6f876e53c2..b329851f7b55 100644
--- a/drivers/s390/cio/chsc.c
+++ b/drivers/s390/cio/chsc.c
@@ -1169,9 +1169,9 @@ chp_status_write(struct device *dev, struct device_attribute *attr, const char *
         if (!num_args)
                 return count;
 
-        if (!strnicmp(cmd, "on", 2))
+        if (!strnicmp(cmd, "on", 2) || !strcmp(cmd, "1"))
                 error = s390_vary_chpid(cp->chpid, 1);
-        else if (!strnicmp(cmd, "off", 3))
+        else if (!strnicmp(cmd, "off", 3) || !strcmp(cmd, "0"))
                 error = s390_vary_chpid(cp->chpid, 0);
         else
                 error = -EINVAL;