[PATCH 6.1 132/239] sh: mcount.S: fix build error when PRINTK is not enabled

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From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>

commit c2bd1e18c6f85c0027da2e5e7753b9bfd9f8e6dc upstream.

Fix a build error in mcount.S when CONFIG_PRINTK is not enabled.
Fixes this build error:

sh2-linux-ld: arch/sh/lib/mcount.o: in function `stack_panic':
(.text+0xec): undefined reference to `dump_stack'

Fixes: e460ab27b6c3 ("sh: Fix up stack overflow check with ftrace disabled.")
Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Cc: John Paul Adrian Glaubitz <glaubitz@xxxxxxxxxxxxxxxxxxx>
Cc: Yoshinori Sato <ysato@xxxxxxxxxxxxxxxxxxxx>
Cc: Rich Felker <dalias@xxxxxxxx>
Suggested-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Reviewed-by: John Paul Adrian Glaubitz <glaubitz@xxxxxxxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20230306040037.20350-8-rdunlap@xxxxxxxxxxxxx
Signed-off-by: John Paul Adrian Glaubitz <glaubitz@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 arch/sh/Kconfig.debug |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/sh/Kconfig.debug
+++ b/arch/sh/Kconfig.debug
@@ -15,7 +15,7 @@ config SH_STANDARD_BIOS
 
 config STACK_DEBUG
 	bool "Check for stack overflows"
-	depends on DEBUG_KERNEL
+	depends on DEBUG_KERNEL && PRINTK
 	help
 	  This option will cause messages to be printed if free stack space
 	  drops below a certain limit. Saying Y here will add overhead to





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