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Always call tor_free_all() when exiting tor_run_main()

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We would usually call it through tor_cleanup(), but in some code
paths, we wouldn't. These paths would break restart-in-process,
since leaving fields uncleared would cause assertion failures on
restart.

Fixes bug 26948; bugfix on 0.3.3.1-alpha
This commit is contained in:
Nick Mathewson 2018-07-31 08:41:27 -04:00
parent 373b23a9ee
commit a67d153cc7
2 changed files with 9 additions and 4 deletions
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4
changes/bug26948 Normal file
View File

@ -0,0 +1,4 @@
o Minor bugfixes (in-process restart):
- Always call tor_free_all() when leaving tor_run_main(). When we
did not, restarting tor in-process would cause an assertion failure.
Fixes bug 26948; bugfix on 0.3.3.1-alpha.

9
src/or/main.c
View File

@ -4035,10 +4035,10 @@ tor_run_main(const tor_main_configuration_t *tor_cfg)
#endif /* defined(NT_SERVICE) */
{
int init_rv = tor_init(argc, argv);
if (init_rv < 0)
return -1;
else if (init_rv > 0)
return 0;
if (init_rv) {
tor_free_all(0);
return (init_rv < 0) ? -1 : 0;
}
}
if (get_options()->Sandbox && get_options()->command == CMD_RUN_TOR) {
@ -4046,6 +4046,7 @@ tor_run_main(const tor_main_configuration_t *tor_cfg)
if (sandbox_init(cfg)) {
log_err(LD_BUG,"Failed to create syscall sandbox filter");
tor_free_all(0);
return -1;
}