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| author | Dmitry Torokhov <dtor@chromium.org> | 2014-11-15 00:39:05 +0300 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2014-12-02 20:52:17 +0300 |
| commit | aad0b624129709c94c2e19e583b6053520353fa8 (patch) | |
| tree | 741b63b4af83789e1313e99a5a0b3b8651a37865 | |
| parent | 249cd0a187ed4ef1d0af7f74362cc2791ec5581b (diff) | |
| download | linux-aad0b624129709c94c2e19e583b6053520353fa8.tar.xz | |
sata_fsl: fix error handling of irq_of_parse_and_map
irq_of_parse_and_map() returns 0 on error (the result is unsigned int),
so testing for negative result never works.
Signed-off-by: Dmitry Torokhov <dtor@chromium.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: stable@vger.kernel.org
| -rw-r--r-- | drivers/ata/sata_fsl.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c index 07bc7e4dbd04..65071591b143 100644 --- a/drivers/ata/sata_fsl.c +++ b/drivers/ata/sata_fsl.c @@ -1488,7 +1488,7 @@ static int sata_fsl_probe(struct platform_device *ofdev) host_priv->csr_base = csr_base; irq = irq_of_parse_and_map(ofdev->dev.of_node, 0); - if (irq < 0) { + if (!irq) { dev_err(&ofdev->dev, "invalid irq from platform\n"); goto error_exit_with_cleanup; } |