linux-kernel - [PATCH] crypto: Fix return value check in aead

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Date:   Fri,  6 Nov 2020 17:01:27 +0800
From:   Wang Qing <wangqing@...o.com>
To:     Horia Geantă <horia.geanta@....com>,
        Aymen Sghaier <aymen.sghaier@....com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>,
        linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Wang Qing <wangqing@...o.com>
Subject: [PATCH] crypto: Fix return value check in aead_crypt()

Fix passing zero to 'PTR_ERR' warning

Signed-off-by: Wang Qing <wangqing@...o.com>
---
 drivers/crypto/caam/caamalg_qi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/caam/caamalg_qi.c b/drivers/crypto/caam/caamalg_qi.c
index 66f60d7..add60e8
--- a/drivers/crypto/caam/caamalg_qi.c
+++ b/drivers/crypto/caam/caamalg_qi.c
@@ -1166,7 +1166,7 @@ static inline int aead_crypt(struct aead_request *req, bool encrypt)
 	/* allocate extended descriptor */
 	edesc = aead_edesc_alloc(req, encrypt);
 	if (IS_ERR_OR_NULL(edesc))
-		return PTR_ERR(edesc);
+		return PTR_ERR_OR_ZERO(edesc);
 
 	/* Create and submit job descriptor */
 	ret = caam_qi_enqueue(ctx->qidev, &edesc->drv_req);
-- 
2.7.4