diff options
| author | David Vrabel <dvrabel@arcom.com> | 2006-01-19 17:56:29 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-03-20 13:42:57 -0800 |
| commit | 489447380a2921ec0e9154f773c44ab3167ede4b (patch) | |
| tree | 10edc2bca15765dae7699b8d26cf3d828869bc3c /drivers/i2c/busses/i2c-iop3xx.c | |
| parent | 305b3228f9ff4d59f49e6d34a7034d44ee8ce2f0 (diff) | |
[PATCH] handle errors returned by platform_get_irq*()
platform_get_irq*() now returns on -ENXIO when the resource cannot be
found. Ensure all users of platform_get_irq*() handle this error
appropriately.
Signed-off-by: David Vrabel <dvrabel@arcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/i2c/busses/i2c-iop3xx.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-iop3xx.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/i2c/busses/i2c-iop3xx.c b/drivers/i2c/busses/i2c-iop3xx.c index 1414851a17b..d00a02fc23e 100644 --- a/drivers/i2c/busses/i2c-iop3xx.c +++ b/drivers/i2c/busses/i2c-iop3xx.c @@ -434,7 +434,7 @@ static int iop3xx_i2c_probe(struct platform_device *pdev) { struct resource *res; - int ret; + int ret, irq; struct i2c_adapter *new_adapter; struct i2c_algo_iop3xx_data *adapter_data; @@ -470,7 +470,12 @@ iop3xx_i2c_probe(struct platform_device *pdev) goto release_region; } - ret = request_irq(platform_get_irq(pdev, 0), iop3xx_i2c_irq_handler, 0, + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + ret = -ENXIO; + goto unmap; + } + ret = request_irq(irq, iop3xx_i2c_irq_handler, 0, pdev->name, adapter_data); if (ret) { |