From: Harald Welte <laforge@openmoko.org>
Date: Mon, 30 Jun 2008 21:40:26 +0000 (+0100)
Subject: MMC: DMA free fix for S3C24XX SD/MMC driver
X-Git-Tag: firefly_0821_release~19642^2~24
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ceb3ac252519f9ab318050c8ee842e62820d6731;p=firefly-linux-kernel-4.4.55.git

MMC: DMA free fix for S3C24XX SD/MMC driver

Bugfix to ensure DMA channel allocated is freed on exit.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
---

diff --git a/drivers/mmc/host/s3cmci.c b/drivers/mmc/host/s3cmci.c
index 4db5bd7c0494..6070f36139bd 100644
--- a/drivers/mmc/host/s3cmci.c
+++ b/drivers/mmc/host/s3cmci.c
@@ -1254,6 +1254,7 @@ static int __devexit s3cmci_remove(struct platform_device *pdev)
 	clk_put(host->clk);
 
 	tasklet_disable(&host->pio_tasklet);
+	s3c2410_dma_free(S3CMCI_DMA, &s3cmci_dma_client);
 
 	free_irq(host->irq_cd, host);
 	free_irq(host->irq, host);