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authorJason Gunthorpe <jgg@nvidia.com>2025-05-26 15:32:29 -0300
committerJason Gunthorpe <jgg@nvidia.com>2025-05-26 15:33:52 -0300
commitef2233850edc4cc0d5fc6136fcdb004a1ddfa7db (patch)
tree8ccfb0731d7ddf7d384c37b56ee15a22db025c0a /drivers/base/platform.c
parent260ce16e579d375ba8f1ac945308343522f98d50 (diff)
parent0ff41df1cb268fc69e703a08a57ee14ae967d0ca (diff)
Merge tag 'v6.15' into rdma.git for-next
Following patches need the RDMA rc branch since we are past the RC cycle now. Merge conflicts resolved based on Linux-next: - For RXE odp changes keep for-next version and fixup new places that need to call is_odp_mr() https://lore.kernel.org/r/20250422143019.500201bd@canb.auug.org.au https://lore.kernel.org/r/20250514122455.3593b083@canb.auug.org.au - irdma is keeping the while/kfree bugfix from -rc and the pf/cdev_info change from for-next https://lore.kernel.org/r/20250513130630.280ee6c5@canb.auug.org.au Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/base/platform.c')
-rw-r--r--drivers/base/platform.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 1813cfd0c4bd..cfccf3ff36e7 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -1440,7 +1440,7 @@ static void platform_shutdown(struct device *_dev)
static int platform_dma_configure(struct device *dev)
{
- struct platform_driver *drv = to_platform_driver(dev->driver);
+ struct device_driver *drv = READ_ONCE(dev->driver);
struct fwnode_handle *fwnode = dev_fwnode(dev);
enum dev_dma_attr attr;
int ret = 0;
@@ -1451,8 +1451,8 @@ static int platform_dma_configure(struct device *dev)
attr = acpi_get_dma_attr(to_acpi_device_node(fwnode));
ret = acpi_dma_configure(dev, attr);
}
- /* @drv may not be valid when we're called from the IOMMU layer */
- if (ret || !dev->driver || drv->driver_managed_dma)
+ /* @dev->driver may not be valid when we're called from the IOMMU layer */
+ if (ret || !drv || to_platform_driver(drv)->driver_managed_dma)
return ret;
ret = iommu_device_use_default_domain(dev);