disable x11 abstract socket for --x11=block

1 files changed, 5 insertions, 3 deletions

diff --git a/src/firejail/fs_trace.c b/src/firejail/fs_trace.c
index bab117b7e..861b8a9a7 100644
--- a/src/firejail/fs_trace.c
+++ b/src/firejail/fs_trace.c
@@ -54,15 +54,17 @@ void fs_trace(void) {
         FILE *fp = fopen(RUN_LDPRELOAD_FILE, "w");
         if (!fp)
                 errExit("fopen");
-        if (arg_trace)
+        if (arg_trace) {
                 fprintf(fp, "%s/firejail/libtrace.so\n", LIBDIR);
+        }
         else if (arg_tracelog) {
                 fprintf(fp, "%s/firejail/libtracelog.so\n", LIBDIR);
                 if (!arg_quiet)
                         printf("Blacklist violations are logged to syslog\n");
         }       
-        else
-                assert(0);
+
+        if (mask_x11_abstract_socket)
+                fprintf(fp, "%s/firejail/libx11.so\n", LIBDIR);
 
         SET_PERMS_STREAM(fp, 0, 0, S_IRUSR | S_IWRITE | S_IRGRP | S_IROTH);
         fclose(fp);