Use thread-safe strerror_r() instead of strerror()

We have only ever fed well known error codes into strerror()
so it should never have been a problem though.

Signed-off-by: Thomas Graf <tgraf@suug.ch>

1 files changed, 2 insertions, 1 deletions

diff --git a/lib/handlers.c b/lib/handlers.c
index ee1376b0..e52c850f 100644
--- a/lib/handlers.c
+++ b/lib/handlers.c
@@ -79,9 +79,10 @@ static int nl_error_handler_verbose(struct sockaddr_nl *who,
 				    struct nlmsgerr *e, void *arg)
 {
 	FILE *ofd = arg ? arg : stderr;
+	char buf[256];
 
 	fprintf(ofd, "-- Error received: %s\n-- Original message: ",
-		strerror(-e->error));
+		strerror_r(-e->error, buf, sizeof(buf)));
 	print_header_content(ofd, &e->msg);
 	fprintf(ofd, "\n");