small code shrink

diff --git a/miscutils/microcom.c b/miscutils/microcom.c
index 5928569d56d488a7ab8847dd9398b38f1a66aa1e..e097dc4374006ec9241a6ad96785b080cf197076 100644 (file)
--- a/miscutils/microcom.c
+++ b/miscutils/microcom.c
@@ -56,12 +56,11 @@ int microcom_main(int argc, char **argv)
        }
 
        // open device
-       sfd = open(argv[0], O_RDWR | O_NDELAY);
+       sfd = open(argv[0], O_RDWR);
        if (sfd < 0) {
                bb_perror_msg("can't open device");
                goto unlock_and_exit;
        }
-       fcntl(sfd, F_SETFL, O_RDWR); // why?
 
        // put stdin to "raw mode", handle one character at a time
        tcgetattr(STDIN_FILENO, &tio0);