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-rw-r--r--net/rfkill/core.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/net/rfkill/core.c b/net/rfkill/core.c
index 2230aa6b14f..91e9168b544 100644
--- a/net/rfkill/core.c
+++ b/net/rfkill/core.c
@@ -773,6 +773,19 @@ static struct class rfkill_class = {
.resume = rfkill_resume,
};
+bool rfkill_blocked(struct rfkill *rfkill)
+{
+ unsigned long flags;
+ u32 state;
+
+ spin_lock_irqsave(&rfkill->lock, flags);
+ state = rfkill->state;
+ spin_unlock_irqrestore(&rfkill->lock, flags);
+
+ return !!(state & RFKILL_BLOCK_ANY);
+}
+EXPORT_SYMBOL(rfkill_blocked);
+
struct rfkill * __must_check rfkill_alloc(const char *name,
struct device *parent,