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Diffstat (limited to 'net/batman-adv/bitarray.h')
-rw-r--r--net/batman-adv/bitarray.h10
1 files changed, 8 insertions, 2 deletions
diff --git a/net/batman-adv/bitarray.h b/net/batman-adv/bitarray.h
index cc262c9d97e0..ca9d0753dd6b 100644
--- a/net/batman-adv/bitarray.h
+++ b/net/batman-adv/bitarray.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (C) 2006-2017 B.A.T.M.A.N. contributors:
*
* Simon Wunderlich, Marek Lindner
@@ -26,7 +27,7 @@
#include <linux/types.h>
/**
- * batadv_test_bit - check if bit is set in the current window
+ * batadv_test_bit() - check if bit is set in the current window
*
* @seq_bits: pointer to the sequence number receive packet
* @last_seqno: latest sequence number in seq_bits
@@ -46,7 +47,12 @@ static inline bool batadv_test_bit(const unsigned long *seq_bits,
return test_bit(diff, seq_bits) != 0;
}
-/* turn corresponding bit on, so we can remember that we got the packet */
+/**
+ * batadv_set_bit() - Turn corresponding bit on, so we can remember that we got
+ * the packet
+ * @seq_bits: bitmap of the packet receive window
+ * @n: relative sequence number of newly received packet
+ */
static inline void batadv_set_bit(unsigned long *seq_bits, s32 n)
{
/* if too old, just drop it */