linux-kernel - [PATCH -next] iwlwifi: pcie: Use bitwise instead of arithmetic operator for flags

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Message-ID: <1588734423-33988-1-git-send-email-zou_wei@huawei.com>
Date:   Wed, 6 May 2020 11:07:03 +0800
From:   Samuel Zou <zou_wei@...wei.com>
To:     <johannes.berg@...el.com>, <emmanuel.grumbach@...el.com>,
        <luciano.coelho@...el.com>, <linuxwifi@...el.com>,
        <kvalo@...eaurora.org>, <davem@...emloft.net>
CC:     <linux-wireless@...r.kernel.org>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, Samuel Zou <zou_wei@...wei.com>
Subject: [PATCH -next] iwlwifi: pcie: Use bitwise instead of arithmetic operator for flags

This silences the following coccinelle warning:

"WARNING: sum of probable bitmasks, consider |"

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Samuel Zou <zou_wei@...wei.com>
---
 drivers/net/wireless/intel/iwlwifi/pcie/trans.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index a0daae0..6d9bf9f 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -109,9 +109,9 @@ void iwl_trans_pcie_dump_regs(struct iwl_trans *trans)
 
 	/* Alloc a max size buffer */
 	alloc_size = PCI_ERR_ROOT_ERR_SRC +  4 + PREFIX_LEN;
-	alloc_size = max_t(u32, alloc_size, PCI_DUMP_SIZE + PREFIX_LEN);
-	alloc_size = max_t(u32, alloc_size, PCI_MEM_DUMP_SIZE + PREFIX_LEN);
-	alloc_size = max_t(u32, alloc_size, PCI_PARENT_DUMP_SIZE + PREFIX_LEN);
+	alloc_size = max_t(u32, alloc_size, PCI_DUMP_SIZE | PREFIX_LEN);
+	alloc_size = max_t(u32, alloc_size, PCI_MEM_DUMP_SIZE | PREFIX_LEN);
+	alloc_size = max_t(u32, alloc_size, PCI_PARENT_DUMP_SIZE | PREFIX_LEN);
 
 	buf = kmalloc(alloc_size, GFP_ATOMIC);
 	if (!buf)
-- 
2.6.2