tests: use igt_fail instead of exit(param != 0)

Mostly a sed job with too manual fixups:
- one case of using _exit instead of exit
- and one case which under some conditions use 77, so convert that
  check to an igt_skip.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

1 files changed, 5 insertions, 2 deletions

diff --git a/tests/gem_reg_read.c b/tests/gem_reg_read.c
index 44f91351..39ebfd81 100644
--- a/tests/gem_reg_read.c
+++ b/tests/gem_reg_read.c
@@ -71,8 +71,11 @@ int main(int argc, char *argv[])
 	fd = drm_open_any();
 
 	reg_read.offset = 0x2358;
-	if (drmIoctl(fd, REG_READ_IOCTL, &reg_read))
-		exit(errno == EINVAL ? 77 : EXIT_FAILURE);
+	if (drmIoctl(fd, REG_READ_IOCTL, &reg_read)) {
+		if (errno == EINVAL)
+			igt_skip();
+		igt_fail(1);
+	}
 
 	reg_read.val = timer_query(fd);
 	sleep(1);