[RFC PATCH v3 67/78] hw/pci-host/pnv_phb3.c: add fallthrough pseudo-keyword

[Emmanouil Pitsidianakis]

In preparation of raising -Wimplicit-fallthrough to 5, replace all
fall-through comments with the fallthrough attribute pseudo-keyword.

Signed-off-by: Emmanouil Pitsidianakis <manos.pitsidianakis@linaro.org>
---
 hw/pci-host/pnv_phb3.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/pci-host/pnv_phb3.c b/hw/pci-host/pnv_phb3.c
index c5e58f4086..6a805d3900 100644
--- a/hw/pci-host/pnv_phb3.c
+++ b/hw/pci-host/pnv_phb3.c
@@ -531,7 +531,7 @@ void pnv_phb3_reg_write(void *opaque, hwaddr off, uint64_t 
val, unsigned size)
         if (changed) {
             pnv_phb3_update_all_msi_regions(phb);
         }
-        /* fall through */
+        fallthrough;
     case PHB_M32_BASE_ADDR:
     case PHB_M32_BASE_MASK:
     case PHB_M32_START_ADDR:
-- 
2.39.2