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| author | Marek Szyprowski <m.szyprowski@samsung.com> | 2010-07-20 13:24:33 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-07-20 16:25:41 -0700 |
| commit | 9d51a6b2487724e8713cd2794cf09ffeee5f6932 (patch) | |
| tree | acd827ad096722944daa54b694342876abbcff79 | |
| parent | d45840d9f04be4d8c0288066f37bca3a448f7471 (diff) | |
| download | linux-9d51a6b2487724e8713cd2794cf09ffeee5f6932.tar.gz linux-9d51a6b2487724e8713cd2794cf09ffeee5f6932.tar.bz2 linux-9d51a6b2487724e8713cd2794cf09ffeee5f6932.zip | |
sdhci-s3c: add missing remove function
System will crash sooner or later once the memory with the code of the
s3c-sdhci.ko module is reused for something else. I really have no idea
how the lack of remove function went unnoticed into the mainline code.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | drivers/mmc/host/sdhci-s3c.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c index af217924a76e..ad30f074ee15 100644 --- a/drivers/mmc/host/sdhci-s3c.c +++ b/drivers/mmc/host/sdhci-s3c.c @@ -365,6 +365,26 @@ static int __devinit sdhci_s3c_probe(struct platform_device *pdev) static int __devexit sdhci_s3c_remove(struct platform_device *pdev) { + struct sdhci_host *host = platform_get_drvdata(pdev); + struct sdhci_s3c *sc = sdhci_priv(host); + int ptr; + + sdhci_remove_host(host, 1); + + for (ptr = 0; ptr < 3; ptr++) { + clk_disable(sc->clk_bus[ptr]); + clk_put(sc->clk_bus[ptr]); + } + clk_disable(sc->clk_io); + clk_put(sc->clk_io); + + iounmap(host->ioaddr); + release_resource(sc->ioarea); + kfree(sc->ioarea); + + sdhci_free_host(host); + platform_set_drvdata(pdev, NULL); + return 0; } |