[PATCH] mmc: mxs-mmc: Fix a resource leak in an error handling path in 'mxs_mmc_probe()'

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If 'mmc_of_parse()' fails, we must undo the previous 'dma_request_chan()'
call.

Fixes: abd37cccd47f ("mmc: mxs: use mmc_gpio_get_ro for detecting read-only status")
Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
I'm not 100% sure of the Fixes tag, but it seems to be the root cause. The
erroneous 'out_clk_disable' has then been kept around in the following
commits
---
 drivers/mmc/host/mxs-mmc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mmc/host/mxs-mmc.c b/drivers/mmc/host/mxs-mmc.c
index 56bbc6cd9c84..947581de7860 100644
--- a/drivers/mmc/host/mxs-mmc.c
+++ b/drivers/mmc/host/mxs-mmc.c
@@ -628,7 +628,7 @@ static int mxs_mmc_probe(struct platform_device *pdev)
 
 	ret = mmc_of_parse(mmc);
 	if (ret)
-		goto out_clk_disable;
+		goto out_free_dma;
 
 	mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;
 
-- 
2.27.0





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