From e70552360660bea69c9d343a528ed5a73a69783d Mon Sep 17 00:00:00 2001 From: Daniel Wagner Date: Mon, 19 Aug 2019 08:43:02 +0200 Subject: [PATCH] sigwaittest: Increase buffer to avoid overflow MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Increase the size of the char buffer. gcc 9.1.1 reports: src/sigwaittest/sigwaittest.c:494:5: note: ‘sprintf’ output between 5 and 14 bytes into a destination of size 8 494 | sprintf(f_opt, "-fr%d", i); | ^~~~~~~~~~~~~~~~~~~~~~~~~~ src/sigwaittest/sigwaittest.c:522:24: warning: ‘%d’ directive writing between 1 and 10 bytes into a region of size 5 [-Wformat-overflow=] 522 | sprintf(f_opt, "-fs%d", i); | ^~ Signed-off-by: Daniel Wagner Signed-off-by: John Kacur --- src/sigwaittest/sigwaittest.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/sigwaittest/sigwaittest.c b/src/sigwaittest/sigwaittest.c index 59f28a5..2d0c041 100644 --- a/src/sigwaittest/sigwaittest.c +++ b/src/sigwaittest/sigwaittest.c @@ -352,7 +352,7 @@ int main(int argc, char *argv[]) struct params *sender = NULL; sigset_t sigset; void *param = NULL; - char f_opt[8]; + char f_opt[14]; struct timespec launchdelay, maindelay; process_options(argc, argv);