[PATCH 02/02] linux-next: staging: gdm72xx: Fix naked sscanf

[Alexandr Terekhov]

Fix naked sscanf

Signed-off-by: Alexandr Terekhov  <alexandr_terek...@epam.com>

diff --git a/drivers/staging/gdm72xx/gdm_wimax.c 
b/drivers/staging/gdm72xx/gdm_wimax.c
index 05ce2a2..7f60da3 100644
--- a/drivers/staging/gdm72xx/gdm_wimax.c
+++ b/drivers/staging/gdm72xx/gdm_wimax.c
@@ -285,6 +285,7 @@ static void __gdm_wimax_event_send(struct work_struct *work)
        int idx;
        unsigned long flags;
        struct evt_entry *e;
+       int rc;
 
        spin_lock_irqsave(&wm_event.evt_lock, flags);
 
@@ -292,7 +293,10 @@ static void __gdm_wimax_event_send(struct work_struct 
*work)
                e = list_entry(wm_event.evtq.next, struct evt_entry, list);
                spin_unlock_irqrestore(&wm_event.evt_lock, flags);
 
-               sscanf(e->dev->name, "wm%d", &idx);
+               rc = sscanf(e->dev->name, "wm%d", &idx);
+               if (0 == rc)
+                       pr_err("%s: sscanf() returned zero\n", __func__);
+
                netlink_send(wm_event.sock, idx, 0, e->evt_data, e->size);
 
                spin_lock_irqsave(&wm_event.evt_lock, flags);
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