Fix seccomp error action

2345cc4 broke environment variable passing for seccomp error action
for fseccomp.

Closes #3488.

1 files changed, 3 insertions, 0 deletions

diff --git a/src/firejail/sbox.c b/src/firejail/sbox.c
index 91c658f96..99f11a246 100644
--- a/src/firejail/sbox.c
+++ b/src/firejail/sbox.c
@@ -45,6 +45,9 @@ static int sbox_do_exec_v(unsigned filtermask, char * const arg[]) {
                 new_environment[env_index++] = "FIREJAIL_QUIET=yes";
         if (arg_debug) // --debug is passed as an environment variable
                 new_environment[env_index++] = "FIREJAIL_DEBUG=yes";
+        if (cfg.seccomp_error_action)
+                if (asprintf(&new_environment[env_index++], "FIREJAIL_SECCOMP_ERROR_ACTION=%s", cfg.seccomp_error_action) == -1)
+                        errExit("asprintf");
 
         if (filtermask & SBOX_STDIN_FROM_FILE) {
                 int fd;