In the device section, avoid calling unlink() if the stat() failed.

generator.c

@@ -815,7 +815,8 @@ static void recv_generator(char *fname, struct file_struct *file, int ndx,
 		if (statret != 0
 		 || (st.st_mode & ~CHMOD_BITS) != (file->mode & ~CHMOD_BITS)
 		 || st.st_rdev != file->u.rdev) {
-			if (delete_item(fname, st.st_mode, DEL_TERSE) < 0)
+			if (statret == 0
+			 && delete_item(fname, st.st_mode, DEL_TERSE) < 0)
 				return;
 			if (preserve_hard_links && file->link_u.links
 			    && hard_link_check(file, ndx, fname, -1, &st,