keys: remove unused key_alloc_sem
This semaphore doesn't appear to be used, so remove it. Signed-off-by: Daniel Walker <dwalker@mvista.com> Cc: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -78,7 +78,6 @@ extern unsigned key_quota_maxbytes;
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extern struct rb_root key_serial_tree;
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extern spinlock_t key_serial_lock;
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extern struct semaphore key_alloc_sem;
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extern struct mutex key_construction_mutex;
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extern wait_queue_head_t request_key_conswq;
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