Permit key_serial() to be called with a const key pointer.
Signed-off-by: David Howells <dhowells@xxxxxxxxxx>
---
include/linux/key.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/include/linux/key.h b/include/linux/key.h
index 183a6af..f87b51b 100644
--- a/include/linux/key.h
+++ b/include/linux/key.h
@@ -271,7 +271,7 @@ extern int keyring_add_key(struct key *keyring,
extern struct key *key_lookup(key_serial_t id);
-static inline key_serial_t key_serial(struct key *key)
+static inline key_serial_t key_serial(const struct key *key)
{
return key ? key->serial : 0;
}
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