On Wed, Apr 11, 2012 at 04:42:49PM +0530, Shubhrajyoti D wrote: > The various devm_ functions allocate memory that is released when a driver > detaches. This patch uses devm_kzalloc, devm_request_mem_region and > devm_ioremap for data that is allocated in the probe function of a platform > device and is only freed in the remove function. > > Signed-off-by: Shubhrajyoti D <[email protected]> > --- > drivers/i2c/busses/i2c-omap.c | 29 +++++++++-------------------- > 1 files changed, 9 insertions(+), 20 deletions(-) > > diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c > index 121c52e..86be475 100644 > --- a/drivers/i2c/busses/i2c-omap.c > +++ b/drivers/i2c/busses/i2c-omap.c > @@ -995,17 +995,17 @@ omap_i2c_probe(struct platform_device *pdev) > return -ENODEV; > } > > - ioarea = request_mem_region(mem->start, resource_size(mem), > - pdev->name); > + ioarea = devm_request_mem_region(&pdev->dev, mem->start, > + resource_size(mem), pdev->name);
you could use devm_request_and_ioremap() -- balbi
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