linux-kernel - [PATCH] Kbuild, lto: Avoid reported warning with strtoul

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Date:	Fri, 18 Apr 2014 06:35:56 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	mmarek@...e.cz
Cc:	hpa@...or.com, linux-kernel@...r.kernel.org,
	Andi Kleen <ak@...ux.intel.com>,
	Viresh Kumar <viresh.kumar@...aro.org>
Subject: [PATCH] Kbuild, lto: Avoid reported warning with strtoul

From: Andi Kleen <ak@...ux.intel.com>

Apparently someone's C library declares strtoul with warn_unused_result.
Cast to void to avoid the warning. Error handling is not useful here.

Cc: Viresh Kumar <viresh.kumar@...aro.org>
Signed-off-by: Andi Kleen <ak@...ux.intel.com>
---
 scripts/mod/modpost.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 0663556..b9cf439 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -1707,7 +1707,7 @@ static char *remove_dot(char *s)
 	int n = strcspn(s, ".");
 
 	if (n > 0 && s[n] != 0) {
-		strtoul(s + n + 1, &end, 10);
+		(void)strtoul(s + n + 1, &end, 10);
 		if  (end > s + n + 1 && (*end == '.' || *end == 0))
 			s[n] = 0;
 	}
-- 
1.8.5.2

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