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authorSahitya Tummala <stummala@codeaurora.org>2011-05-02 18:06:05 +0530
committerChris Ball <cjb@laptop.org>2011-10-26 15:43:37 -0400
commitdce7c756c84160424b3aea5ec36f221946bdc6f7 (patch)
tree6b87fdabdbb21f3f787eda374627942c70804522 /drivers/mmc
parente91957e70d2aea529ff2055b8fbd575f2d7b8c3b (diff)
mmc: msm_sdcc: Handle error cases in probe
Signed-off-by: Sahitya Tummala <stummala@codeaurora.org> Signed-off-by: David Brown <davidb@codeaurora.org> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/host/msm_sdcc.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/mmc/host/msm_sdcc.c b/drivers/mmc/host/msm_sdcc.c
index cfe0c893ef04..0f0b4fdb62ab 100644
--- a/drivers/mmc/host/msm_sdcc.c
+++ b/drivers/mmc/host/msm_sdcc.c
@@ -1215,7 +1215,7 @@ msmsdcc_probe(struct platform_device *pdev)
host->base = ioremap(memres->start, PAGE_SIZE);
if (!host->base) {
ret = -ENOMEM;
- goto out;
+ goto host_free;
}
host->cmd_irqres = cmd_irqres;
@@ -1230,13 +1230,15 @@ msmsdcc_probe(struct platform_device *pdev)
/*
* Setup DMA
*/
- msmsdcc_init_dma(host);
+ ret = msmsdcc_init_dma(host);
+ if (ret)
+ goto ioremap_free;
/* Get our clocks */
host->pclk = clk_get(&pdev->dev, "sdc_pclk");
if (IS_ERR(host->pclk)) {
ret = PTR_ERR(host->pclk);
- goto host_free;
+ goto dma_free;
}
host->clk = clk_get(&pdev->dev, "sdc_clk");
@@ -1377,6 +1379,12 @@ msmsdcc_probe(struct platform_device *pdev)
clk_put(host->clk);
pclk_put:
clk_put(host->pclk);
+dma_free:
+ dma_free_coherent(NULL, sizeof(struct msmsdcc_nc_dmadata),
+ host->dma.nc, host->dma.nc_busaddr);
+ioremap_free:
+ tasklet_kill(&host->dma_tlet);
+ iounmap(host->base);
host_free:
mmc_free_host(mmc);
out: