The sparse warning -Wreturn-void ("returning void-valued expression") is off by default, but it is enabled with -Wall, so add -Wno-return-void to CHECKFLAGS to disable it. Signed-off-by: Hannes Eder <hannes@xxxxxxxxxxxxxx> --- Makefile | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/Makefile b/Makefile index 64f14aa..a5b5e8d 100644 --- a/Makefile +++ b/Makefile @@ -321,7 +321,8 @@ KALLSYMS = scripts/kallsyms PERL = perl CHECK = sparse -CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ -Wbitwise $(CF) +CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \ + -Wbitwise -Wno-return-void $(CF) MODFLAGS = -DMODULE CFLAGS_MODULE = $(MODFLAGS) AFLAGS_MODULE = $(MODFLAGS) -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html