From 9a97ffd49ca9421c17ecde672a58b618d61f4f58 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Thu, 1 Dec 2016 23:49:37 +0300 Subject: crypto: chcr - checking for IS_ERR() instead of NULL The create_hash_wr() function never returns error pointers. It returns NULL on error. Fixes: 358961d1cd1e ("crypto: chcr - Added new structure chcr_wr") Signed-off-by: Dan Carpenter Signed-off-by: Herbert Xu --- drivers/crypto/chelsio/chcr_algo.c | 17 ++++++++--------- 1 file changed, 8 insertions(+), 9 deletions(-) (limited to 'drivers/crypto') diff --git a/drivers/crypto/chelsio/chcr_algo.c b/drivers/crypto/chelsio/chcr_algo.c index e73b9809591d..57b49ecdcad4 100644 --- a/drivers/crypto/chelsio/chcr_algo.c +++ b/drivers/crypto/chelsio/chcr_algo.c @@ -956,9 +956,8 @@ static int chcr_ahash_update(struct ahash_request *req) req_ctx->result = 0; req_ctx->data_len += params.sg_len + params.bfr_len; skb = create_hash_wr(req, ¶ms); - - if (IS_ERR(skb)) - return PTR_ERR(skb); + if (!skb) + return -ENOMEM; if (remainder) { u8 *temp; @@ -1021,8 +1020,8 @@ static int chcr_ahash_final(struct ahash_request *req) params.more = 0; } skb = create_hash_wr(req, ¶ms); - if (IS_ERR(skb)) - return PTR_ERR(skb); + if (!skb) + return -ENOMEM; skb->dev = u_ctx->lldi.ports[0]; set_wr_txq(skb, CPL_PRIORITY_DATA, ctx->tx_channel_id); @@ -1072,8 +1071,8 @@ static int chcr_ahash_finup(struct ahash_request *req) } skb = create_hash_wr(req, ¶ms); - if (IS_ERR(skb)) - return PTR_ERR(skb); + if (!skb) + return -ENOMEM; skb->dev = u_ctx->lldi.ports[0]; set_wr_txq(skb, CPL_PRIORITY_DATA, ctx->tx_channel_id); @@ -1123,8 +1122,8 @@ static int chcr_ahash_digest(struct ahash_request *req) } skb = create_hash_wr(req, ¶ms); - if (IS_ERR(skb)) - return PTR_ERR(skb); + if (!skb) + return -ENOMEM; skb->dev = u_ctx->lldi.ports[0]; set_wr_txq(skb, CPL_PRIORITY_DATA, ctx->tx_channel_id); -- cgit v1.2.3