cfg80211: Fix fall-through warnings for Clang

In preparation to enable -Wimplicit-fallthrough for Clang, fix a warning
by explicitly adding a break statement instead of letting the code fall
through to the next case.

Link: https://github.com/KSPP/linux/issues/115
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Link: https://lore.kernel.org/r/ed94a115106fa9c6df94d09b2a6c5791c618c4f2.1605896059.git.gustavoars@kernel.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/net/wireless/util.c b/net/wireless/util.c
index 5af8803..79c5780 100644 (file)
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -335,6 +335,7 @@ int cfg80211_validate_key_settings(struct cfg80211_registered_device *rdev,
        case WLAN_CIPHER_SUITE_WEP104:
                if (key_idx > 3)
                        return -EINVAL;
+               break;
        default:
                break;
        }