From: jsg <jsg@openbsd.org>
Date: Tue, 9 Jan 2018 14:23:03 +0000 (+0000)
Subject: lock->ctx != NULL => lock->ctx
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=522ac3065e624a35d57cc959bae3fc1ff68c8339;p=openbsd

lock->ctx != NULL => lock->ctx
requested by kettenis@
---

diff --git a/sys/dev/pci/drm/linux_ww_mutex.h b/sys/dev/pci/drm/linux_ww_mutex.h
index fb1b26791f6..4476af7830b 100644
--- a/sys/dev/pci/drm/linux_ww_mutex.h
+++ b/sys/dev/pci/drm/linux_ww_mutex.h
@@ -164,7 +164,7 @@ __ww_mutex_lock(struct ww_mutex *lock, struct ww_acquire_ctx *ctx, bool slow, bo
                          *   resources.
 			 */
 			if (slow || ctx == NULL ||
-			    (lock->ctx != NULL && ctx->stamp < lock->ctx->stamp)) {
+			    (lock->ctx && ctx->stamp < lock->ctx->stamp)) {
 				int s = msleep(lock, &lock->lock,
 					       intr ? PCATCH : 0,
 					       ctx ? ctx->ww_class->name : "ww_mutex_lock", 0);