diff options
| author | Marcel Holtmann <marcel@holtmann.org> | 2006-07-27 02:08:02 +0000 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2006-07-27 02:08:02 +0000 |
| commit | 7449f2395ee3df35bb76c04ab211042e05af1c89 (patch) | |
| tree | 4c64887cd98a28d1a9253fd2f07a862faa3ba16e | |
| parent | f901d243dff9fa64668f03a3ed0eb752b317fef0 (diff) | |
Don't ignore return value of write()
| -rw-r--r-- | tools/hciattach.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/tools/hciattach.c b/tools/hciattach.c index 909a6465..ca7f91c7 100644 --- a/tools/hciattach.c +++ b/tools/hciattach.c @@ -337,10 +337,11 @@ static void bcsp_tshy_sig_alarm(int sig) { static int retries=0; unsigned char bcsp_sync_pkt[10] = {0xc0,0x00,0x41,0x00,0xbe,0xda,0xdc,0xed,0xed,0xc0}; + int len; if (retries < 10) { retries++; - write(serial_fd, &bcsp_sync_pkt, 10); + len = write(serial_fd, &bcsp_sync_pkt, 10); alarm(1); return; } @@ -354,10 +355,11 @@ static void bcsp_tconf_sig_alarm(int sig) { static int retries=0; unsigned char bcsp_conf_pkt[10] = {0xc0,0x00,0x41,0x00,0xbe,0xad,0xef,0xac,0xed,0xc0}; + int len; if (retries < 10){ retries++; - write(serial_fd, &bcsp_conf_pkt, 10); + len = write(serial_fd, &bcsp_conf_pkt, 10); alarm(1); return; } @@ -377,6 +379,7 @@ static int bcsp(int fd, struct uart_t *u, struct termios *ti) bcspconf[4] = {0xad,0xef,0xac,0xed}, bcspconfresp[4] = {0xde,0xad,0xd0,0xd0}; struct sigaction sa; + int len; if (set_speed(fd, ti, u->speed) < 0) { perror("Can't set default baud rate"); @@ -433,7 +436,7 @@ static int bcsp(int fd, struct uart_t *u, struct termios *ti) } if (!memcmp(bcspp, bcspsync, 4)) { - write(fd, &bcsp_sync_resp_pkt,10); + len = write(fd, &bcsp_sync_resp_pkt,10); } else if (!memcmp(bcspp, bcspsyncresp, 4)) break; } @@ -477,9 +480,9 @@ static int bcsp(int fd, struct uart_t *u, struct termios *ti) } if (!memcmp(bcspp, bcspsync, 4)) - write(fd, &bcsp_sync_resp_pkt, 10); + len = write(fd, &bcsp_sync_resp_pkt, 10); else if (!memcmp(bcspp, bcspconf, 4)) - write(fd, &bcsp_conf_resp_pkt, 10); + len = write(fd, &bcsp_conf_resp_pkt, 10); else if (!memcmp(bcspp, bcspconfresp, 4)) break; } |