From: YueHaibing <yuehaibing@huawei.com>
Date: Wed, 23 Jan 2019 06:55:17 +0000 (+0800)
Subject: crypto: chelsio - Fix passing zero to 'PTR_ERR' warning in chcr_aead_op
X-Git-Tag: v5.1-rc1~177^2~82
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=b04a27ca175d66f3662ad334f538254d560838f9;p=linux.git

crypto: chelsio - Fix passing zero to 'PTR_ERR' warning in chcr_aead_op

Fix a static code checker warning:
drivers/crypto/chelsio/chcr_algo.c:3681
 chcr_aead_op() warn: passing zero to 'PTR_ERR'

Fixes: 2debd3325e55 ("crypto: chcr - Add AEAD algos.")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---

diff --git a/drivers/crypto/chelsio/chcr_algo.c b/drivers/crypto/chelsio/chcr_algo.c
index adc1b3069d60..8d8cf80b9294 100644
--- a/drivers/crypto/chelsio/chcr_algo.c
+++ b/drivers/crypto/chelsio/chcr_algo.c
@@ -3676,9 +3676,9 @@ static int chcr_aead_op(struct aead_request *req,
 	/* Form a WR from req */
 	skb = create_wr_fn(req, u_ctx->lldi.rxq_ids[a_ctx(tfm)->rx_qidx], size);
 
-	if (IS_ERR(skb) || !skb) {
+	if (IS_ERR_OR_NULL(skb)) {
 		chcr_dec_wrcount(cdev);
-		return PTR_ERR(skb);
+		return PTR_ERR_OR_ZERO(skb);
 	}
 
 	skb->dev = u_ctx->lldi.ports[0];