From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 19DCB28F9 for ; Mon, 12 Dec 2022 13:54:05 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 53667C433D2; Mon, 12 Dec 2022 13:54:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1670853245; bh=yC9GFXn/MWfoAyTdcSdcdiuiQJoUBVaPqUb3tQmBfU0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=JYxv1L80iMsXhdMKmNNmYG5pP37/lawOnQOcPH6Gx3ojUWWYbypdKepIutT1ROgUN AYtHtI8yeFbgox2KqugmUh3z2pN7HJujRASgW1+uvrawzwoElS+FaJC+SfbV9hANtj 4vihaqYP2B3VaYK5YdJJmwzbrC1PA0lU26cdSC/0= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Valentina Goncharenko , Pavan Chebbi , "David S. Miller" , Sasha Levin Subject: [PATCH 4.14 26/38] net: encx24j600: Add parentheses to fix precedence Date: Mon, 12 Dec 2022 14:19:27 +0100 Message-Id: <20221212130913.406373115@linuxfoundation.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221212130912.069170932@linuxfoundation.org> References: <20221212130912.069170932@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Valentina Goncharenko [ Upstream commit 167b3f2dcc62c271f3555b33df17e361bb1fa0ee ] In functions regmap_encx24j600_phy_reg_read() and regmap_encx24j600_phy_reg_write() in the conditions of the waiting cycles for filling the variable 'ret' it is necessary to add parentheses to prevent wrong assignment due to logical operations precedence. Found by Linux Verification Center (linuxtesting.org) with SVACE. Fixes: d70e53262f5c ("net: Microchip encx24j600 driver") Signed-off-by: Valentina Goncharenko Reviewed-by: Pavan Chebbi Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- drivers/net/ethernet/microchip/encx24j600-regmap.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/microchip/encx24j600-regmap.c b/drivers/net/ethernet/microchip/encx24j600-regmap.c index 46181559d1f1..4a3c0870c8e4 100644 --- a/drivers/net/ethernet/microchip/encx24j600-regmap.c +++ b/drivers/net/ethernet/microchip/encx24j600-regmap.c @@ -367,7 +367,7 @@ static int regmap_encx24j600_phy_reg_read(void *context, unsigned int reg, goto err_out; usleep_range(26, 100); - while ((ret = regmap_read(ctx->regmap, MISTAT, &mistat) != 0) && + while (((ret = regmap_read(ctx->regmap, MISTAT, &mistat)) != 0) && (mistat & BUSY)) cpu_relax(); @@ -405,7 +405,7 @@ static int regmap_encx24j600_phy_reg_write(void *context, unsigned int reg, goto err_out; usleep_range(26, 100); - while ((ret = regmap_read(ctx->regmap, MISTAT, &mistat) != 0) && + while (((ret = regmap_read(ctx->regmap, MISTAT, &mistat)) != 0) && (mistat & BUSY)) cpu_relax(); -- 2.35.1