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[v2,02/17] pci: pass along the return value of dma_memory_rw

Message ID 20200918203621.602915-3-its@irrelevant.dk
State New, archived
Headers show
Series hw/block/nvme: multiple namespaces support | expand

Commit Message

Klaus Jensen Sept. 18, 2020, 8:36 p.m. UTC
From: Klaus Jensen <k.jensen@samsung.com>

Some devices might want to know the return value of dma_memory_rw, so
pass it along instead of ignoring it.

There are no existing users of the return value, so this patch should be

Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Keith Busch <kbusch@kernel.org>
 include/hw/pci/pci.h | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
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diff --git a/include/hw/pci/pci.h b/include/hw/pci/pci.h
index c13ae1f8580b..0ff3feec1573 100644
--- a/include/hw/pci/pci.h
+++ b/include/hw/pci/pci.h
@@ -785,8 +785,7 @@  static inline AddressSpace *pci_get_address_space(PCIDevice *dev)
 static inline int pci_dma_rw(PCIDevice *dev, dma_addr_t addr,
                              void *buf, dma_addr_t len, DMADirection dir)
-    dma_memory_rw(pci_get_address_space(dev), addr, buf, len, dir);
-    return 0;
+    return dma_memory_rw(pci_get_address_space(dev), addr, buf, len, dir);
 static inline int pci_dma_read(PCIDevice *dev, dma_addr_t addr,