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Commit 6b4b53ca authored by Frederick Lawler's avatar Frederick Lawler Committed by Herbert Xu
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crypto: af_alg - Decrement struct key.usage in alg_set_by_key_serial()



Calls to lookup_user_key() require a corresponding key_put() to
decrement the usage counter. Once it reaches zero, we schedule key GC.
Therefore decrement struct key.usage in alg_set_by_key_serial().

Fixes: 7984ceb1 ("crypto: af_alg - Support symmetric encryption via keyring keys")
Cc: <stable@vger.kernel.org>
Signed-off-by: default avatarFrederick Lawler <fred@cloudflare.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent ac2d838f
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