iommu/sysfs: constify the class struct

Bartosz Golaszewski · joergroedel · commit a2f528e91458 · 2024-10-29T09:50:24.000+01:00
All functions that take the class address as argument expect a const pointer so we can make the iommu class constant. Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org> Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> Link: https://lore.kernel.org/r/20241018121725.61128-1-brgl@bgdev.pl Signed-off-by: Joerg Roedel <jroedel@suse.de>
diff --git a/drivers/iommu/iommu-sysfs.c b/drivers/iommu/iommu-sysfs.c
@@ -34,7 +34,7 @@ static void release_device(struct device *dev)
 	kfree(dev);
 }
 
-static struct class iommu_class = {
+static const struct class iommu_class = {
 	.name = "iommu",
 	.dev_release = release_device,
 	.dev_groups = dev_groups,

Original file line number	Diff line number	Diff line change
`@@ -34,7 +34,7 @@ static void release_device(struct device *dev)`
`34`	`34`	`kfree(dev);`
`35`	`35`	`}`
`36`	`36`
`37`		`-static struct class iommu_class = {`
	`37`	`+static const struct class iommu_class = {`
`38`	`38`	`.name = "iommu",`
`39`	`39`	`.dev_release = release_device,`
`40`	`40`	`.dev_groups = dev_groups,`