From 489447380a2921ec0e9154f773c44ab3167ede4b Mon Sep 17 00:00:00 2001 From: David Vrabel Date: Thu, 19 Jan 2006 17:56:29 +0000 Subject: [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 Signed-off-by: Greg Kroah-Hartman --- drivers/i2c/busses/i2c-iop3xx.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) (limited to 'drivers/i2c/busses/i2c-iop3xx.c') diff --git a/drivers/i2c/busses/i2c-iop3xx.c b/drivers/i2c/busses/i2c-iop3xx.c index 1414851a17b8..d00a02fc23e4 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) { -- cgit v1.2.3-59-g8ed1b