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openwrt-xburst/target/linux/s3c24xx/patches-2.6.26/1252-The-driver-should-be-checking-for-a-negative-error-c.patch
mirko a95f9f92e2 change prefix for kernelpatchbase 2.6.26
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13619 3c298f89-4303-0410-b956-a3cf2f4a3e73
2008-12-13 01:54:56 +00:00

31 lines
1.2 KiB
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Executable File

From 31ab776ee952e5ef6e0a21be276686b84187fcaa Mon Sep 17 00:00:00 2001
From: Ben Dooks <ben-linux@fluff.org>
Date: Sun, 10 Aug 2008 09:29:14 +0100
Subject: [PATCH] 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>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
(cherry picked from commit 3886ff5f63f33c801ed3af265ac0df20d3a8dcf5)
---
drivers/mmc/host/s3cmci.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/mmc/host/s3cmci.c b/drivers/mmc/host/s3cmci.c
index 107847a..ffba0f9 100644
--- a/drivers/mmc/host/s3cmci.c
+++ b/drivers/mmc/host/s3cmci.c
@@ -1230,7 +1230,7 @@ static int s3cmci_probe(struct platform_device *pdev, int is2440)
s3c2410_gpio_cfgpin(host->pdata->gpio_wprotect,
S3C2410_GPIO_INPUT);
- if (s3c2410_dma_request(host->dma, &s3cmci_dma_client, NULL)) {
+ if (s3c2410_dma_request(host->dma, &s3cmci_dma_client, NULL) < 0) {
dev_err(&pdev->dev, "unable to get DMA channel.\n");
ret = -EBUSY;
goto probe_free_irq;
--
1.5.6.3