diff options
| author | Christophe Leroy <christophe.leroy@csgroup.eu> | 2022-10-06 07:36:50 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-11-10 18:39:19 +0100 |
| commit | e48031603ae644054a9251c6fc7f0e0fd4e2683a (patch) | |
| tree | 3f481a6ffc85c8562e3f29f6ab3668621975dfdb /drivers/uio | |
| parent | 982a84455e94bf195f2c35f221a6b4fe239d74d2 (diff) | |
| download | lwn-e48031603ae644054a9251c6fc7f0e0fd4e2683a.tar.gz lwn-e48031603ae644054a9251c6fc7f0e0fd4e2683a.zip | |
uio: uio_fsl_elbc_gpcm: Replace NO_IRQ by 0
NO_IRQ is used to check the return of irq_of_parse_and_map().
On some architecture NO_IRQ is 0, on other architectures it is -1.
irq_of_parse_and_map() returns 0 on error, independent of NO_IRQ.
So use 0 instead of using NO_IRQ.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Link: https://lore.kernel.org/r/68ccdf51811ab26bdb452babf17ae860fa4900c2.1665034535.git.christophe.leroy@csgroup.eu
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/uio')
| -rw-r--r-- | drivers/uio/uio_fsl_elbc_gpcm.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/uio/uio_fsl_elbc_gpcm.c b/drivers/uio/uio_fsl_elbc_gpcm.c index 7d8eb9dc2068..82dda799f327 100644 --- a/drivers/uio/uio_fsl_elbc_gpcm.c +++ b/drivers/uio/uio_fsl_elbc_gpcm.c @@ -390,13 +390,13 @@ static int uio_fsl_elbc_gpcm_probe(struct platform_device *pdev) info->priv = priv; info->name = uio_name; info->version = "0.0.1"; - if (irq != NO_IRQ) { + if (irq) { if (priv->irq_handler) { info->irq = irq; info->irq_flags = IRQF_SHARED; info->handler = priv->irq_handler; } else { - irq = NO_IRQ; + irq = 0; dev_warn(priv->dev, "ignoring irq, no handler\n"); } } @@ -417,7 +417,7 @@ static int uio_fsl_elbc_gpcm_probe(struct platform_device *pdev) dev_info(priv->dev, "eLBC/GPCM device (%s) at 0x%llx, bank %d, irq=%d\n", priv->name, (unsigned long long)res.start, priv->bank, - irq != NO_IRQ ? irq : -1); + irq ? : -1); return 0; out_err2: |