rs232: Don't pass negative number to strerror()

Change-Id: Ia777221cd0472cd1e7aa79e5146b07048a545dd8 Fixes: Coverity CID 57860
2016-11-26 15:51:04 +01:00 · 2016-11-26 15:51:04 +01:00 · 3dd57f737c
parent e63f88146d
commit 3dd57f737c
1 changed files with 1 additions and 1 deletions
--- a/src/rs232.c
+++ b/src/rs232.c
@ -230,7 +230,7 @@ int osmo_rs232_open(struct osmo_rs232 *r)
 	if (rc < 0) {
 		close(bfd->fd);
 		LOGP(DLINP, LOGL_ERROR, "rs232: could not register FD: %s\n",
-			strerror(rc));
+			strerror(-rc));
 		return rc;
 	}