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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Sasha Levin <sashal@kernel.org>,
	Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
	netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com,
	Dan Carpenter <dan.carpenter@oracle.com>,
	linux-amlogic@lists.infradead.org,
	"David S . Miller" <davem@davemloft.net>,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH AUTOSEL 4.9 205/251] net: stmmac: dwmac-meson8b: Fix signedness bug in probe
Date: Thu, 16 Jan 2020 12:35:54 -0500	[thread overview]
Message-ID: <20200116173641.22137-165-sashal@kernel.org> (raw)
In-Reply-To: <20200116173641.22137-1-sashal@kernel.org>

From: Dan Carpenter <dan.carpenter@oracle.com>

[ Upstream commit f10210517a2f37feea2edf85eb34c98977265c16 ]

The "dwmac->phy_mode" is an enum and in this context GCC treats it as
an unsigned int so the error handling is never triggered.

Fixes: 566e82516253 ("net: stmmac: add a glue driver for the Amlogic Meson 8b / GXBB DWMAC")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
index f356a44bcb81..6704d3e0392d 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
@@ -280,7 +280,7 @@ static int meson8b_dwmac_probe(struct platform_device *pdev)
 
 	dwmac->pdev = pdev;
 	dwmac->phy_mode = of_get_phy_mode(pdev->dev.of_node);
-	if (dwmac->phy_mode < 0) {
+	if ((int)dwmac->phy_mode < 0) {
 		dev_err(&pdev->dev, "missing phy-mode property\n");
 		ret = -EINVAL;
 		goto err_remove_config_dt;
-- 
2.20.1


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  parent reply	other threads:[~2020-01-16 18:24 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-16 17:33 [PATCH AUTOSEL 4.9 041/251] media: s5p-jpeg: Correct step and max values for V4L2_CID_JPEG_RESTART_INTERVAL Sasha Levin
2020-01-16 17:33 ` [PATCH AUTOSEL 4.9 043/251] ASoC: imx-sgtl5000: put of nodes if finding codec fails Sasha Levin
2020-01-16 17:33 ` [PATCH AUTOSEL 4.9 046/251] clk: sunxi-ng: sun8i-a23: Enable PLL-MIPI LDOs when ungating it Sasha Levin
2020-01-16 17:33 ` [PATCH AUTOSEL 4.9 050/251] ARM: dts: lpc32xx: add required clocks property to keypad device node Sasha Levin
2020-01-16 17:33 ` [PATCH AUTOSEL 4.9 051/251] ARM: dts: lpc32xx: reparent keypad controller to SIC1 Sasha Levin
2020-01-16 17:33 ` [PATCH AUTOSEL 4.9 052/251] ARM: dts: lpc32xx: fix ARM PrimeCell LCD controller variant Sasha Levin
2020-01-16 17:33 ` [PATCH AUTOSEL 4.9 053/251] ARM: dts: lpc32xx: fix ARM PrimeCell LCD controller clocks property Sasha Levin
2020-01-16 17:33 ` [PATCH AUTOSEL 4.9 054/251] ARM: dts: lpc32xx: phy3250: fix SD card regulator voltage Sasha Levin
2020-01-16 17:33 ` [PATCH AUTOSEL 4.9 058/251] thermal: mediatek: fix register index error Sasha Levin
2020-01-16 17:33 ` [PATCH AUTOSEL 4.9 085/251] clocksource/drivers/sun5i: Fail gracefully when clock rate is unavailable Sasha Levin
2020-01-16 17:33 ` [PATCH AUTOSEL 4.9 086/251] clocksource/drivers/exynos_mct: Fix error path in timer resources initialization Sasha Levin
2020-01-16 17:33 ` [PATCH AUTOSEL 4.9 087/251] mmc: sdhci-brcmstb: handle mmc_of_parse() errors during probe Sasha Levin
2020-01-16 17:33 ` [PATCH AUTOSEL 4.9 088/251] ARM: 8847/1: pm: fix HYP/SVC mode mismatch when MCPM is used Sasha Levin
2020-01-16 17:33 ` [PATCH AUTOSEL 4.9 089/251] ARM: 8848/1: virt: Align GIC version check with arm64 counterpart Sasha Levin
2020-01-16 17:34 ` [PATCH AUTOSEL 4.9 104/251] ARM: OMAP2+: Fix potentially uninitialized return value for _setup_reset() Sasha Levin
2020-01-16 17:34 ` [PATCH AUTOSEL 4.9 110/251] soc/fsl/qe: Fix an error code in qe_pin_request() Sasha Levin
2020-01-16 17:34 ` [PATCH AUTOSEL 4.9 111/251] spi: bcm2835aux: fix driver to not allow 65535 (=-1) cs-gpios Sasha Levin
2020-01-16 17:34 ` [PATCH AUTOSEL 4.9 114/251] ARM: pxa: ssp: Fix "WARNING: invalid free of devm_ allocated data" Sasha Levin
2020-01-16 17:34 ` [PATCH AUTOSEL 4.9 118/251] ARM: dts: ls1021: Fix SGMII PCS link remaining down after PHY disconnect Sasha Levin
2020-01-16 17:34 ` [PATCH AUTOSEL 4.9 138/251] pwm: meson: Don't disable PWM when setting duty repeatedly Sasha Levin
2020-01-16 17:34 ` [PATCH AUTOSEL 4.9 139/251] ARM: riscpc: fix lack of keyboard interrupts after irq conversion Sasha Levin
2020-01-16 17:34 ` [PATCH AUTOSEL 4.9 146/251] serial: stm32: fix transmit_chars when tx is stopped Sasha Levin
2020-01-16 17:35 ` [PATCH AUTOSEL 4.9 184/251] ASoC: sun4i-i2s: RX and TX counter registers are swapped Sasha Levin
2020-01-16 17:35 ` Sasha Levin [this message]
2020-01-16 17:35 ` [PATCH AUTOSEL 4.9 207/251] net: ethernet: stmmac: Fix signedness bug in ipq806x_gmac_of_parse() Sasha Levin
2020-01-16 17:35 ` [PATCH AUTOSEL 4.9 210/251] net: stmmac: gmac4+: Not all Unicast addresses may be available Sasha Levin
2020-01-16 17:36 ` [PATCH AUTOSEL 4.9 214/251] net: stmmac: fix length of PTP clock's name string Sasha Levin
2020-01-16 17:36 ` [PATCH AUTOSEL 4.9 218/251] dmaengine: imx-sdma: fix size check for sdma script_number Sasha Levin
2020-01-16 17:36 ` [PATCH AUTOSEL 4.9 224/251] mt7601u: fix bbp version check in mt7601u_wait_bbp_ready Sasha Levin
2020-01-16 17:36 ` [PATCH AUTOSEL 4.9 229/251] spi: atmel: fix handling of cs_change set on non-last xfer Sasha Levin
2020-01-16 17:36 ` [PATCH AUTOSEL 4.9 232/251] clk: samsung: exynos5420: Preserve CPU clocks configuration during suspend/resume Sasha Levin
2020-01-16 17:36 ` [PATCH AUTOSEL 4.9 235/251] media: exynos4-is: Fix recursive locking in isp_video_release() Sasha Levin
2020-01-16 17:36 ` [PATCH AUTOSEL 4.9 240/251] tty: serial: imx: use the sg count from dma_map_sg Sasha Levin
2020-01-16 17:36 ` [PATCH AUTOSEL 4.9 249/251] arm64: dts: juno: Fix UART frequency Sasha Levin

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