Messages in this thread Patch in this message |  | | Date | Mon, 16 Jun 2008 15:34:56 +0100 | From | Ben Dooks <> | Subject | [patch v2 11/16] MMC: S3C24XX: Fix s3c2410_dma_request() return code check. |
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The driver should be checking for a negative error code from s3c2410_dma_request(), not non-zero. Newer kernels now return the DMA channel number that was allocated by the request.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Index: linux-2.6.26-rc5-q2/drivers/mmc/host/s3cmci.c =================================================================== --- linux-2.6.26-rc5-q2.orig/drivers/mmc/host/s3cmci.c 2008-06-16 15:25:04.000000000 +0100 +++ linux-2.6.26-rc5-q2/drivers/mmc/host/s3cmci.c 2008-06-16 15:25:06.000000000 +0100 @@ -1206,7 +1206,7 @@ static int s3cmci_probe(struct platform_ s3c2410_gpio_cfgpin(host->pdata->gpio_wprotect, S3C2410_GPIO_INPUT); - if (s3c2410_dma_request(S3CMCI_DMA, &s3cmci_dma_client, NULL)) { + if (s3c2410_dma_request(S3CMCI_DMA, &s3cmci_dma_client, NULL) < 0) { dev_err(&pdev->dev, "unable to get DMA channel.\n"); ret = -EBUSY; goto probe_free_irq_cd; -- Ben (ben@fluff.org, http://www.fluff.org/)
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