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i2c: qcom-geni: fix missing clk_disable_unprepare() and geni_se_resources_off()

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commit 043465b665 upstream.

Add missing clk_disable_unprepare() and geni_se_resources_off() in the error
path in geni_i2c_probe().

Fixes: 14d02fbadb ("i2c: qcom-geni: add desc struct to prepare support for I2C Master Hub variant")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Reviewed-by: Andi Shyti <andi.shyti@kernel.org>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Yang Yingliang 2023-11-30 09:43:24 +08:00 committed by Greg Kroah-Hartman
parent b6b6e43047
commit f70b9b3af1
1 changed files with 7 additions and 1 deletions
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8
drivers/i2c/busses/i2c-qcom-geni.c
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@ -859,6 +859,7 @@ static int geni_i2c_probe(struct platform_device *pdev)
ret = geni_se_resources_on(&gi2c->se);
if (ret) {
dev_err(dev, "Error turning on resources %d\n", ret);
clk_disable_unprepare(gi2c->core_clk);
return ret;
}
proto = geni_se_read_proto(&gi2c->se);
@ -878,8 +879,11 @@ static int geni_i2c_probe(struct platform_device *pdev)
/* FIFO is disabled, so we can only use GPI DMA */
gi2c->gpi_mode = true;
ret = setup_gpi_dma(gi2c);
if (ret)
if (ret) {
geni_se_resources_off(&gi2c->se);
clk_disable_unprepare(gi2c->core_clk);
return dev_err_probe(dev, ret, "Failed to setup GPI DMA mode\n");
}
dev_dbg(dev, "Using GPI DMA mode for I2C\n");
} else {
@ -892,6 +896,8 @@ static int geni_i2c_probe(struct platform_device *pdev)
if (!tx_depth) {
dev_err(dev, "Invalid TX FIFO depth\n");
geni_se_resources_off(&gi2c->se);
clk_disable_unprepare(gi2c->core_clk);
return -EINVAL;
}