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From f8d10fd1946addbaddeae9d109ef8f8e0c93d5e4 Mon Sep 17 00:00:00 2001
From: Ben Skeggs <bskeggs@redhat.com>
Date: Thu, 25 May 2023 10:31:02 +1000
Subject: drm/nouveau/fifo: return ERR_PTR from nvkm_runl_new()
Git-commit: 670451c33c2c8b33faf2e02db32ca7fbd22c6d89
Patch-mainline: v6.6-rc1
References: jsc#PED-3527 jsc#PED-5475 jsc#PED-6068 jsc#PED-6070 jsc#PED-6116 jsc#PED-6120 jsc#PED-5065 jsc#PED-5477 jsc#PED-5511 jsc#PED-6041 jsc#PED-6069 jsc#PED-6071

Callers expect this - not NULL.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Karol Herbst <kherbst@redhat.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Signed-off-by: Karol Herbst <kherbst@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230525003106.3853741-6-skeggsb@gmail.com
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/nouveau/nvkm/engine/fifo/runl.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/runl.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/runl.c
index 93d628d7d508..454a481a0aef 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/runl.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/runl.c
@@ -399,7 +399,7 @@ nvkm_runl_new(struct nvkm_fifo *fifo, int runi, u32 addr, int id_nr)
 	int ret;
 
 	if (!(runl = kzalloc(sizeof(*runl), GFP_KERNEL)))
-		return NULL;
+		return ERR_PTR(-ENOMEM);
 
 	runl->func = fifo->func->runl;
 	runl->fifo = fifo;
@@ -419,7 +419,7 @@ nvkm_runl_new(struct nvkm_fifo *fifo, int runi, u32 addr, int id_nr)
 		    (ret = nvkm_chid_new(&nvkm_chan_event, subdev, id_nr, 0, id_nr, &runl->chid))) {
 			RUNL_ERROR(runl, "cgid/chid: %d", ret);
 			nvkm_runl_del(runl);
-			return NULL;
+			return ERR_PTR(ret);
 		}
 	} else {
 		runl->cgid = nvkm_chid_ref(fifo->cgid);
-- 
2.43.0