unimore/kernel-hacking-2024-linux-steffo
unimore/kernel-hacking-2024-linux-steffo
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driver core: dev_set_drvdata can no longer fail

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So there is no point in checking its return value, which will soon
disappear.

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jean Delvare 2014-04-14 12:55:38 +02:00 committed by Greg Kroah-Hartman
parent 1bb6c08abf
commit 8283b4919e
2 changed files with 2 additions and 13 deletions
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7
drivers/iommu/exynos-iommu.c
View file

@ -542,12 +542,7 @@ static int exynos_sysmmu_probe(struct platform_device *pdev)
goto err_alloc;
}
ret = dev_set_drvdata(dev, data);
if (ret) {
dev_dbg(dev, "Unabled to initialize driver data\n");
goto err_init;
}
dev_set_drvdata(dev, data);
data->nsfrs = pdev->num_resources / 2;
data->sfrbases = kmalloc(sizeof(*data->sfrbases) * data->nsfrs,
GFP_KERNEL);

8
drivers/vfio/vfio.c
View file

@ -349,7 +349,6 @@ struct vfio_device *vfio_group_create_device(struct vfio_group *group,
void *device_data)
{
struct vfio_device *device;
int ret;
device = kzalloc(sizeof(*device), GFP_KERNEL);
if (!device)
@ -360,12 +359,7 @@ struct vfio_device *vfio_group_create_device(struct vfio_group *group,
device->group = group;
device->ops = ops;
device->device_data = device_data;
ret = dev_set_drvdata(dev, device);
if (ret) {
kfree(device);
return ERR_PTR(ret);
}
dev_set_drvdata(dev, device);
/* No need to get group_lock, caller has group reference */
vfio_group_get(group);