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| author | Thomas Petazzoni <thomas.petazzoni@free-electrons.com> | 2012-11-22 21:22:12 +0400 |
|---|---|---|
| committer | Thomas Petazzoni <thomas.petazzoni@free-electrons.com> | 2012-11-22 21:22:12 +0400 |
| commit | f8eb9e7d2a198fe3a0f76d9e5b374160c26e4621 (patch) | |
| tree | e5b381ca2738feb9a67a76e50eb26eb765c5086d /drivers/dma/mv_xor.c | |
| parent | 2d0a074517da34a6386bdd9a22bc006c8fa21044 (diff) | |
| download | linux-f8eb9e7d2a198fe3a0f76d9e5b374160c26e4621.tar.xz | |
dma: mv_xor: fix error checking of irq_of_parse_and_map()
The irq_of_parse_and_map() function returns 0 on failure, and does not
return an error code, so we fix the calling site of
irq_of_parse_and_map() in the mv_xor driver.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Diffstat (limited to 'drivers/dma/mv_xor.c')
| -rw-r--r-- | drivers/dma/mv_xor.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c index 0d4c24e529f7..f2edd6a5536e 100644 --- a/drivers/dma/mv_xor.c +++ b/drivers/dma/mv_xor.c @@ -1312,8 +1312,8 @@ static int __devinit mv_xor_probe(struct platform_device *pdev) dma_cap_set(DMA_INTERRUPT, cap_mask); irq = irq_of_parse_and_map(np, 0); - if (irq < 0) { - ret = irq; + if (!irq) { + ret = -ENODEV; goto err_channel_add; } |