Suppress some of the more egregious false positives.

src/conio/bitmap_con.c

@@ -1163,6 +1163,7 @@ int bitmap_setfont(int font, int force, int font_num)
 		old=malloc(ow*oh*sizeof(*old));
 		if(old) {
 			bitmap_vmem_gettext(1,1,ow,oh,old);
+			/* coverity[sleep]:SUPPRESS */
 			textmode(newmode);
 			new=malloc(ti.screenwidth*ti.screenheight*sizeof(*new));
 			if(!new) {

src/conio/x_events.c

@@ -1727,6 +1727,7 @@ x11_event(XEvent *ev)
 								if (x_cvstat.winwidth != w || x_cvstat.winheight != h) {
 									x_cvstat.winwidth = w;
 									x_cvstat.winheight = h;
+									// coverity[missing_lock]:SUPPRESS
 									x_cvstat.scaling = bitmap_double_mult_inside(w, h);
 									resize_xim();
 								}
@@ -2043,6 +2044,7 @@ x11_event(XEvent *ev)
 								handle_bios_key(&bios_key, &bios_key_parsing, &zero_first);
 							}
 							else {
+								// coverity[overflow_const]:SUPPRESS
 								bios_key *= 10;
 								bios_key += (ks - XK_KP_0);
 								break;

src/sftp/sftp_static.h

@@ -61,6 +61,7 @@ exit_function(SFTP_STATIC_TYPE state, bool retval)
 {
 	assert(state->running > 0);
 	state->running--;
+	// coverity[missing_lock]:SUPPRESS
 	pthread_mutex_unlock(&state->mtx);
 	return retval;
 }

src/syncterm/modem.c

@@ -86,6 +86,7 @@ modem_output_thread(void *args)
 			}
 			sent = 0;
 			while (com != COM_HANDLE_INVALID && sent < wr && !conn_api.terminate) {
+				// coverity[overlow]:SUPPRESS
 				ret = comWriteBuf(com, conn_api.wr_buf + sent, wr - sent);
 				if (ret > 0)
 					sent += ret;

src/syncterm/rlogin.c

@@ -64,6 +64,7 @@ rlogin_output_thread(void *args)
 			sent = 0;
 			while (rlogin_sock != INVALID_SOCKET && sent < wr && !conn_api.terminate) {
 				if (socket_writable(rlogin_sock, 100)) {
+					// coverity[overflow]:SUPPRESS
 					ret = sendsocket(rlogin_sock, conn_api.wr_buf + sent, wr - sent);
 					if (ret > 0)
 						sent += ret;

src/syncterm/ssh.c

@@ -320,6 +320,7 @@ ssh_output_thread(void *args)
 
 	SetThreadName("SSH Output");
 	conn_api.output_thread_running = 1;
+	// coverity[thread1_checks_field]:SUPPRESS
 	while (ssh_active && !conn_api.terminate && !channel_gone && !ssh_complete) {
 		pthread_mutex_lock(&(conn_outbuf.mutex));
 		wr = conn_buf_wait_bytes(&conn_outbuf, 1, 100);

src/xpdev/xpbeep.c

@@ -975,6 +975,7 @@ do_xp_play_sample(unsigned char *sampo, size_t sz, int *freed)
 	if (handle_type == SOUND_DEVICE_OSS) {
 		size_t wr = 0;
 		while (wr < sz) {
+			// coverity[overflow]:SUPPRESS
 			ssize_t i = write(dsp, samp + wr, sz - wr);
 			if (i >= 0)
 				wr += i;