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authorZhang Changzhong <zhangchangzhong@huawei.com>2020-12-04 16:42:37 +0800
committerMark Brown <broonie@kernel.org>2020-12-07 14:18:00 +0000
commite748edd9841306908b4e02dddd0afd1aa1f8b973 (patch)
treedc4b6e1032377b22dc9bc92e4ba7a159f53775fd /drivers
parent2c2b3ad2c4c801bab1eec7264ea6991b1e4e8f2c (diff)
downloadlinux-e748edd9841306908b4e02dddd0afd1aa1f8b973.tar.gz
spi: dw: Fix error return code in dw_spi_bt1_probe()
Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: abf00907538e ("spi: dw: Add Baikal-T1 SPI Controller glue driver")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>
Acked-by: Serge Semin <fancer.lancer@gmail.com>
Link: https://lore.kernel.org/r/1607071357-33378-1-git-send-email-zhangchangzhong@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/spi/spi-dw-bt1.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/spi/spi-dw-bt1.c b/drivers/spi/spi-dw-bt1.c
index f382dfad7842..c279b7891e3a 100644
--- a/drivers/spi/spi-dw-bt1.c
+++ b/drivers/spi/spi-dw-bt1.c
@@ -280,8 +280,10 @@ static int dw_spi_bt1_probe(struct platform_device *pdev)
 	dws->bus_num = pdev->id;
 	dws->reg_io_width = 4;
 	dws->max_freq = clk_get_rate(dwsbt1->clk);
-	if (!dws->max_freq)
+	if (!dws->max_freq) {
+		ret = -EINVAL;
 		goto err_disable_clk;
+	}
 
 	init_func = device_get_match_data(&pdev->dev);
 	ret = init_func(pdev, dwsbt1);