[S390] Initialize interval value to 0.

sscanf() could leave the interval value unchanged in which case it
would be used uninitialized.

Signed-off-by: Gerald Schaefer <geraldsc@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/arch/s390/appldata/appldata_base.c b/arch/s390/appldata/appldata_base.c
index 45c9fa7..af1e8fc 100644 (file)
--- a/arch/s390/appldata/appldata_base.c
+++ b/arch/s390/appldata/appldata_base.c
@@ -310,6 +310,7 @@ appldata_interval_handler(ctl_table *ctl, int write, struct file *filp,
        if (copy_from_user(buf, buffer, len > sizeof(buf) ? sizeof(buf) : len)) {
                return -EFAULT;
        }
+       interval = 0;
        sscanf(buf, "%i", &interval);
        if (interval <= 0) {
                P_ERROR("Timer CPU interval has to be > 0!\n");