drmtest: Fix weird signage on errno

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

diff --git a/lib/drmtest.c b/lib/drmtest.c
index 8f6c74e..3130334 100644 (file)
--- a/lib/drmtest.c
+++ b/lib/drmtest.c
@@ -1114,7 +1114,7 @@ static void fork_helper_exit_handler(int sig)
 
                        assert(kill(pid, SIGQUIT) == 0);
                        while (waitpid(pid, &status, 0) == -1 &&
-                              errno == -EINTR)
+                              errno == EINTR)
                                ;
                        helper_process_count--;
                }
@@ -1181,7 +1181,7 @@ void igt_stop_helper(struct igt_helper_process *proc)
        assert(kill(proc->pid,
                    proc->use_SIGKILL ? SIGKILL : SIGQUIT) == 0);
        while (waitpid(proc->pid, &status, 0) == -1 &&
-              errno == -EINTR)
+              errno == EINTR)
                ;
        igt_assert(WIFSIGNALED(status) &&
                   WTERMSIG(status) == (proc->use_SIGKILL ? SIGKILL : SIGQUIT));
@@ -1201,7 +1201,7 @@ static void children_exit_handler(int sig)
                assert(kill(test_children[nc], SIGQUIT) == 0);
 
                while (waitpid(test_children[nc], &status, 0) == -1 &&
-                      errno == -EINTR)
+                      errno == EINTR)
                        ;
        }
 
@@ -1254,7 +1254,7 @@ void igt_waitchildren(void)
        for (int nc = 0; nc < num_test_children; nc++) {
                int status = -1;
                while (waitpid(test_children[nc], &status, 0) == -1 &&
-                      errno == -EINTR)
+                      errno == EINTR)
                        ;
 
                if (status != 0) {