linux-kernel - [PATCH 4.2.y-ckt 290/305] ftrace/scripts: Fix incorrect use of sprintf in recordmcount

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Date:	Fri, 15 Jan 2016 16:01:44 -0800
From:	Kamal Mostafa <kamal@...onical.com>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	kernel-team@...ts.ubuntu.com
Cc:	Li Bin <huawei.libin@...wei.com>,
	Russell King <rmk+kernel@....linux.org.uk>,
	Will Deacon <will.deacon@....com>,
	Colin Ian King <colin.king@...onical.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Kamal Mostafa <kamal@...onical.com>
Subject: [PATCH 4.2.y-ckt 290/305] ftrace/scripts: Fix incorrect use of sprintf in recordmcount

4.2.8-ckt2 -stable review patch.  If anyone has any objections, please let me know.

---8<------------------------------------------------------------

From: Colin Ian King <colin.king@...onical.com>

commit 713a3e4de707fab49d5aa4bceb77db1058572a7b upstream.

Fix build warning:

scripts/recordmcount.c:589:4: warning: format not a string
literal and no format arguments [-Wformat-security]
    sprintf("%s: failed\n", file);

Fixes: a50bd43935586 ("ftrace/scripts: Have recordmcount copy the object file")
Link: http://lkml.kernel.org/r/1451516801-16951-1-git-send-email-colin.king@canonical.com

Cc: Li Bin <huawei.libin@...wei.com>
Cc: Russell King <rmk+kernel@....linux.org.uk>
Cc: Will Deacon <will.deacon@....com>
Signed-off-by: Colin Ian King <colin.king@...onical.com>
Signed-off-by: Steven Rostedt <rostedt@...dmis.org>
Signed-off-by: Kamal Mostafa <kamal@...onical.com>
---
 scripts/recordmcount.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/recordmcount.c b/scripts/recordmcount.c
index a3d96c2..825d717 100644
--- a/scripts/recordmcount.c
+++ b/scripts/recordmcount.c
@@ -584,7 +584,7 @@ main(int argc, char *argv[])
 			do_file(file);
 			break;
 		case SJ_FAIL:    /* error in do_file or below */
-			sprintf("%s: failed\n", file);
+			fprintf(stderr, "%s: failed\n", file);
 			++n_error;
 			break;
 		case SJ_SUCCEED:    /* premature success */
-- 
1.9.1