bugfix: fix --allusers when running as root

1 files changed, 7 insertions, 3 deletions

diff --git a/src/firejail/fs_home.c b/src/firejail/fs_home.c
index e5e068583..9e3678c33 100644
--- a/src/firejail/fs_home.c
+++ b/src/firejail/fs_home.c
@@ -284,9 +284,13 @@ void fs_private(void) {
         // mask /home
         if (arg_debug)
                 printf("Mounting a new /home directory\n");
-        if (mount("tmpfs", "/home", "tmpfs", MS_NOSUID | MS_NODEV | MS_NOEXEC | MS_STRICTATIME | MS_REC,  "mode=755,gid=0") < 0)
-                errExit("mounting home directory");
-        fs_logger("tmpfs /home");
+        if (u == 0 && arg_allusers) // allow --allusers when starting the sandbox as root
+                ;
+        else {
+                if (mount("tmpfs", "/home", "tmpfs", MS_NOSUID | MS_NODEV | MS_NOEXEC | MS_STRICTATIME | MS_REC,  "mode=755,gid=0") < 0)
+                        errExit("mounting home directory");
+                fs_logger("tmpfs /home");
+        }
 
         // mask /root
         if (arg_debug)