linux-kernel - [PATCH][rfc] Use int as return type of main in arch/x86/boot/main.c

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Date:	Sun, 13 Mar 2011 23:00:09 +0100 (CET)
From:	Jesper Juhl <jj@...osbits.net>
To:	x86@...nel.org
cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>
Subject: [PATCH][rfc] Use int as return type of main in
 arch/x86/boot/main.c

I believe the return type of main should always be 'int'.

Signed-off-by: Jesper Juhl <jj@...osbits.net>
---
 main.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/x86/boot/main.c b/arch/x86/boot/main.c
index 40358c8..4b80da8 100644
--- a/arch/x86/boot/main.c
+++ b/arch/x86/boot/main.c
@@ -125,7 +125,7 @@ static void init_heap(void)
 	}
 }
 
-void main(void)
+int main(void)
 {
 	/* First, copy the boot header into the "zeropage" */
 	copy_boot_params();
@@ -175,4 +175,6 @@ void main(void)
 
 	/* Do the last things and invoke protected mode */
 	go_to_protected_mode();
+
+	return 0;
 }


-- 
Jesper Juhl <jj@...osbits.net>            http://www.chaosbits.net/
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