diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/afl-forkserver.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/src/afl-forkserver.c b/src/afl-forkserver.c index d5a60077..a9e2175d 100644 --- a/src/afl-forkserver.c +++ b/src/afl-forkserver.c @@ -790,8 +790,6 @@ fsrv_run_result_t afl_fsrv_run_target(afl_forkserver_t *fsrv, u32 timeout, s32 res; u32 exec_ms; - int status = 0; - /* After this memset, fsrv->trace_bits[] are effectively volatile, so we must prevent any earlier operations from venturing into that territory. */ @@ -821,7 +819,7 @@ fsrv_run_result_t afl_fsrv_run_target(afl_forkserver_t *fsrv, u32 timeout, if (fsrv->child_pid <= 0) { FATAL("Fork server is misbehaving (OOM?)"); } - exec_ms = read_timed(fsrv->fsrv_st_fd, &status, 4, timeout, stop_soon_p); + exec_ms = read_timed(fsrv->fsrv_st_fd, &fsrv->child_status, 4, timeout, stop_soon_p); if (exec_ms > timeout) { @@ -830,7 +828,7 @@ fsrv_run_result_t afl_fsrv_run_target(afl_forkserver_t *fsrv, u32 timeout, kill(fsrv->child_pid, SIGKILL); fsrv->last_run_timed_out = 1; - if (read(fsrv->fsrv_st_fd, &status, 4) < 4) { exec_ms = 0; } + if (read(fsrv->fsrv_st_fd, &fsrv->child_status, 4) < 4) { exec_ms = 0; } } @@ -862,7 +860,7 @@ fsrv_run_result_t afl_fsrv_run_target(afl_forkserver_t *fsrv, u32 timeout, } - if (!WIFSTOPPED(status)) { fsrv->child_pid = 0; } + if (!WIFSTOPPED(fsrv->child_status)) { fsrv->child_pid = 0; } fsrv->total_execs++; @@ -874,9 +872,9 @@ fsrv_run_result_t afl_fsrv_run_target(afl_forkserver_t *fsrv, u32 timeout, /* Report outcome to caller. */ - if (WIFSIGNALED(status) && !*stop_soon_p) { + if (WIFSIGNALED(fsrv->child_status) && !*stop_soon_p) { - fsrv->last_kill_signal = WTERMSIG(status); + fsrv->last_kill_signal = WTERMSIG(fsrv->child_status); if (fsrv->last_run_timed_out && fsrv->last_kill_signal == SIGKILL) { @@ -891,7 +889,7 @@ fsrv_run_result_t afl_fsrv_run_target(afl_forkserver_t *fsrv, u32 timeout, /* A somewhat nasty hack for MSAN, which doesn't support abort_on_error and must use a special exit code. */ - if (fsrv->uses_asan && WEXITSTATUS(status) == MSAN_ERROR) { + if (fsrv->uses_asan && WEXITSTATUS(fsrv->child_status) == MSAN_ERROR) { fsrv->last_kill_signal = 0; return FSRV_RUN_CRASH; |