i965: Change a ret == -1 check to ret != 0.

For consistency with most other ret checks.  Suggested by Chris.

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

diff --git a/src/mesa/drivers/dri/i965/brw_bufmgr.c b/src/mesa/drivers/dri/i965/brw_bufmgr.c
index bd46035c37c837f1395d8dba6e668946e075a376..52b5bf97a167df2fbb06fff2a946f7c627f100f1 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_bufmgr.c
+++ b/src/mesa/drivers/dri/i965/brw_bufmgr.c
@@ -1035,7 +1035,7 @@ brw_bo_wait(struct brw_bo *bo, int64_t timeout_ns)
       .timeout_ns = timeout_ns,
    };
    int ret = drmIoctl(bufmgr->fd, DRM_IOCTL_I915_GEM_WAIT, &wait);
-   if (ret == -1)
+   if (ret != 0)
       return -errno;
 
    bo->idle = true;