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crypto: sha512-mb - add some missing unlock on error

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We recently added some new locking but missed the unlocks on these
error paths in sha512_ctx_mgr_submit().

Fixes: c459bd7beda0 ("crypto: sha512-mb - Protect sha512 mb ctx mgr access")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Tim Chen <tim.c.chen@linux.intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Dan Carpenter 2017-04-25 12:18:54 +03:00 committed by Herbert Xu
parent 981a2e3e45
commit 15a9b363de
1 changed files with 4 additions and 3 deletions
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7
arch/x86/crypto/sha512-mb/sha512_mb.c
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@ -269,19 +269,19 @@ static struct sha512_hash_ctx
* LAST
*/
ctx->error = HASH_CTX_ERROR_INVALID_FLAGS;
return ctx;
goto unlock;
}
if (ctx->status & HASH_CTX_STS_PROCESSING) {
/* Cannot submit to a currently processing job. */
ctx->error = HASH_CTX_ERROR_ALREADY_PROCESSING;
return ctx;
goto unlock;
}
if ((ctx->status & HASH_CTX_STS_COMPLETE) && !(flags & HASH_FIRST)) {
/* Cannot update a finished job. */
ctx->error = HASH_CTX_ERROR_ALREADY_COMPLETED;
return ctx;
goto unlock;
}
@ -363,6 +363,7 @@ static struct sha512_hash_ctx
}
ctx = sha512_ctx_mgr_resubmit(mgr, ctx);
unlock:
spin_unlock_irqrestore(&cstate->work_lock, irqflags);
return ctx;
}