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Date:   Fri, 28 May 2021 15:02:22 -0500
From:   "Gustavo A. R. Silva" <>
To:     Jason Wessel <>,
        Daniel Thompson <>,
        Douglas Anderson <>
        "Gustavo A. R. Silva" <>,
Subject: [PATCH][next] kgdb: Fix fall-through warning for Clang

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

Signed-off-by: Gustavo A. R. Silva <>
JFYI: We had thousands of these sorts of warnings and now we are down
      to just 25 in linux-next. This is one of those last remaining

 kernel/debug/debug_core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/debug/debug_core.c b/kernel/debug/debug_core.c
index 4708aec492df..431749dd9ab6 100644
--- a/kernel/debug/debug_core.c
+++ b/kernel/debug/debug_core.c
@@ -1038,6 +1038,7 @@ dbg_notify_reboot(struct notifier_block *this, unsigned long code, void *x)
 	switch (kgdbreboot) {
 	case 1:
+		goto done;
 	case -1:
 		goto done;

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