[PATCH 3.4 109/125] ftrace/scripts: Fix incorrect use of sprintf in recordmcount

From: lizf
Date: Wed Oct 12 2016 - 09:01:33 EST


From: Colin Ian King <colin.king@xxxxxxxxxxxxx>

3.4.113-rc1 review patch. If anyone has any objections, please let me know.

------------------


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@xxxxxxxxxxxxx

Cc: Li Bin <huawei.libin@xxxxxxxxxx>
Cc: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
Cc: Will Deacon <will.deacon@xxxxxxx>
Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
Signed-off-by: Steven Rostedt <rostedt@xxxxxxxxxxx>
Signed-off-by: Zefan Li <lizefan@xxxxxxxxxx>
---
scripts/recordmcount.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/recordmcount.c b/scripts/recordmcount.c
index 0970379..0d5ae4a 100644
--- a/scripts/recordmcount.c
+++ b/scripts/recordmcount.c
@@ -546,7 +546,7 @@ 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