[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>

1 files changed, 1 insertions, 0 deletions

diff --git a/arch/s390/appldata/appldata_base.c b/arch/s390/appldata/appldata_base.c
index 45c9fa7d7545..af1e8fc7d985 100644
--- 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");