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authorGustavo A. R. Silva <gustavo@embeddedor.com>2019-08-02 04:22:48 +0300
committerBjorn Helgaas <bhelgaas@google.com>2019-08-08 23:13:34 +0300
commit5a2e340690f2908371eb9c1b4cfb82ba0b235b51 (patch)
tree2196f3d0b6dceec1e1bb09d2454f01be43bbc92c /drivers/pci/hotplug/ibmphp_res.c
parentbefa45fb5bdd514a40a19e659491193f7fd022f2 (diff)
downloadlinux-5a2e340690f2908371eb9c1b4cfb82ba0b235b51.tar.xz
PCI: Mark expected switch fall-through
Mark switch cases where we are expecting to fall through. This fixes the following warning (Building: allmodconfig i386): drivers/pci/hotplug/ibmphp_res.c: In function ‘update_bridge_ranges’: drivers/pci/hotplug/ibmphp_res.c:1943:16: warning: this statement may fall through [-Wimplicit-fallthrough=] function = 0x8; ~~~~~~~~~^~~~~ drivers/pci/hotplug/ibmphp_res.c:1944:6: note: here case PCI_HEADER_TYPE_MULTIBRIDGE: ^~~~ Link: https://lore.kernel.org/r/20190802012248.GA22622@embeddedor Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Kees Cook <keescook@chromium.org>
Diffstat (limited to 'drivers/pci/hotplug/ibmphp_res.c')
-rw-r--r--drivers/pci/hotplug/ibmphp_res.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pci/hotplug/ibmphp_res.c b/drivers/pci/hotplug/ibmphp_res.c
index 5e8caf7a4452..5c93aa14f0de 100644
--- a/drivers/pci/hotplug/ibmphp_res.c
+++ b/drivers/pci/hotplug/ibmphp_res.c
@@ -1941,6 +1941,7 @@ static int __init update_bridge_ranges(struct bus_node **bus)
break;
case PCI_HEADER_TYPE_BRIDGE:
function = 0x8;
+ /* fall through */
case PCI_HEADER_TYPE_MULTIBRIDGE:
/* We assume here that only 1 bus behind the bridge
TO DO: add functionality for several: