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Wed, 25 Sep 2019 04:47:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1569386859; bh=7kGg1a5d0lteWLCC8+zI3tQ4JdxpiLp+zKjl/QNuESQ=; h=From:To:Subject:Date:In-Reply-To:References:From; b=UjqVzZwi/UNoE4WudmuE8MZXDtuFa5GwA0FvO4DWQ3DhsXBOhW3YLykM05IjveP0P 8XxmgKtz9J4wISLnW5TBLt2YNPW5vb6OynDco0/lpd24dOgz4bW27vW9jsWe5UscYN 0rY/tUH4wOsguGxGt3uJuOWl0M1lDPN91KgAN4nk= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 2CD8D61156 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=vthiagar@codeaurora.org From: Vasanthakumar Thiagarajan To: ath11k@lists.infradead.org Subject: [PATCH bringup 3/3] ath11k: Use struct_size() to get the structure size with trailing array Date: Wed, 25 Sep 2019 10:14:18 +0530 Message-Id: <1569386658-1325-3-git-send-email-vthiagar@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1569386658-1325-1-git-send-email-vthiagar@codeaurora.org> References: <1569386658-1325-1-git-send-email-vthiagar@codeaurora.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190924_214739_717557_1EA946D0 X-CRM114-Status: GOOD ( 10.81 ) X-Spam-Score: -2.5 (--) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-2.5 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [198.145.29.96 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-BeenThere: ath11k@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "ath11k" Errors-To: ath11k-bounces+patchwork-ath11k=patchwork.kernel.org@lists.infradead.org The size calculation of struct ath11k_ce_ring with trailing skb array got simplified with struct_size() kernel macro. Signed-off-by: Vasanthakumar Thiagarajan --- drivers/net/wireless/ath/ath11k/ce.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/net/wireless/ath/ath11k/ce.c b/drivers/net/wireless/ath/ath11k/ce.c index 03e7cf0..daeab0f 100644 --- a/drivers/net/wireless/ath/ath11k/ce.c +++ b/drivers/net/wireless/ath/ath11k/ce.c @@ -406,8 +406,7 @@ static int ath11k_ce_init_ring(struct ath11k_base *ab, struct ath11k_ce_ring *ce_ring; dma_addr_t base_addr; - ce_ring = kzalloc(sizeof(*ce_ring) + (nentries * sizeof(*ce_ring->skb)), - GFP_KERNEL); + ce_ring = kzalloc(struct_size(ce_ring, skb, nentries), GFP_KERNEL); if (ce_ring == NULL) return ERR_PTR(-ENOMEM);