diff --git a/adb/file_sync_client.c b/adb/file_sync_client.c
index f93c876..f7828a6 100644
--- a/adb/file_sync_client.c
+++ b/adb/file_sync_client.c
@@ -529,17 +529,12 @@
     } else {
         memcpy(buffer, &id, 4);
         buffer[4] = 0;
-//        strcpy(buffer,"unknown reason");
     }
     fprintf(stderr,"failed to copy '%s' to '%s': %s\n", rpath, lpath, buffer);
     return 0;
 }
 
-
-
 /* --- */
-
-
 static void do_sync_ls_cb(unsigned mode, unsigned size, unsigned time,
                           const char *name, void *cookie)
 {
@@ -573,7 +568,6 @@
     unsigned int mode;
     unsigned int size;
     int flag;
-    //char data[0];
 };
 
 copyinfo *mkcopyinfo(const char *spath, const char *dpath,
@@ -601,7 +595,6 @@
     snprintf((char*) ci->src, ssize, isdir ? "%s%s/" : "%s%s", spath, name);
     snprintf((char*) ci->dst, dsize, isdir ? "%s%s/" : "%s%s", dpath, name);
 
-//    fprintf(stderr,"mkcopyinfo('%s','%s')\n", ci->src, ci->dst);
     return ci;
 }
 
@@ -615,8 +608,6 @@
     copyinfo *dirlist = 0;
     copyinfo *ci, *next;
 
-//    fprintf(stderr,"local_build_list('%s','%s')\n", lpath, rpath);
-
     d = opendir(lpath);
     if(d == 0) {
         fprintf(stderr,"cannot open '%s': %s\n", lpath, strerror(errno));
diff --git a/adb/sockets.c b/adb/sockets.c
index 6cdde97..1598c3c 100644
--- a/adb/sockets.c
+++ b/adb/sockets.c
@@ -45,8 +45,6 @@
     return writex(fd, reason, len);
 }
 
-//extern int online;
-
 static unsigned local_socket_next_id = 1;
 
 static asocket local_socket_list = {
@@ -196,10 +194,9 @@
 
 static void local_socket_ready(asocket *s)
 {
-        /* far side is ready for data, pay attention to
-           readable events */
+    /* far side is ready for data, pay attention to
+       readable events */
     fdevent_add(&s->fde, FDE_READ);
-//    D("LS(%d): ready()\n", s->id);
 }
 
 static void local_socket_close(asocket *s)
@@ -240,7 +237,7 @@
 
 static void local_socket_close_locked(asocket *s)
 {
-    D("entered. LS(%d) fd=%d\n", s->id, s->fd);
+    D("entered local_socket_close_locked. LS(%d) fd=%d\n", s->id, s->fd);
     if(s->peer) {
         D("LS(%d): closing peer. peer->id=%d peer->fd=%d\n",
           s->id, s->peer->id, s->peer->fd);
@@ -403,7 +400,6 @@
             ** catching it here means we may skip the last few
             ** bytes of readable data.
             */
-//        s->close(s);
         D("LS(%d): FDE_ERROR (fd=%d)\n", s->id, s->fd);
 
         return;
@@ -422,8 +418,6 @@
     install_local_socket(s);
 
     fdevent_install(&s->fde, fd, local_socket_event_func, s);
-/*    fdevent_add(&s->fde, FDE_ERROR); */
-    //fprintf(stderr, "Created local socket in create_local_socket \n");
     D("LS(%d): created (fd=%d)\n", s->id, s->fd);
     return s;
 }
diff --git a/adb/usb_linux.c b/adb/usb_linux.c
index 7d13a5d..d242c8a 100644
--- a/adb/usb_linux.c
+++ b/adb/usb_linux.c
@@ -379,6 +379,7 @@
     struct usbdevfs_urb *out = NULL;
     int res;
 
+    D("++ usb_bulk_read ++\n");
     memset(urb, 0, sizeof(*urb));
     urb->type = USBDEVFS_URB_TYPE_BULK;
     urb->endpoint = h->ep_in;
@@ -441,6 +442,7 @@
     }
 fail:
     adb_mutex_unlock(&h->lock);
+    D("-- usb_bulk_read --\n");
     return res;
 }
 
@@ -451,6 +453,7 @@
     int n;
     int need_zero = 0;
 
+    D("++ usb_write ++\n");
     if(h->zero_mask) {
             /* if we need 0-markers and our transfer
             ** is an even multiple of the packet size,
@@ -480,6 +483,7 @@
         return n;
     }
 
+    D("-- usb_write --\n");
     return 0;
 }
 
@@ -554,7 +558,7 @@
 
 int usb_close(usb_handle *h)
 {
-    D("[ usb close ... ]\n");
+    D("++ usb close ++\n");
     adb_mutex_lock(&usb_lock);
     h->next->prev = h->prev;
     h->prev->next = h->next;
@@ -562,7 +566,7 @@
     h->next = 0;
 
     adb_close(h->desc);
-    D("[ usb closed %p (fd = %d) ]\n", h, h->desc);
+    D("-- usb closed %p (fd = %d) --\n", h, h->desc);
     adb_mutex_unlock(&usb_lock);
 
     free(h);