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nouveau/gsp/rm: cleanup remaining IS_ERR_OR_NULL usage

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Clean up the remaining IS_ERR_OR_NULL() checks in ctrl.c and rpc.c.
The underlying functions return error pointers, so IS_ERR() is
sufficient.

This affects:
- r535_gsp_rpc_ctrl() in ctrl.c
- r535_gsp_rpc_ctor() in rpc.c

Signed-off-by: Hongling Zeng <zenghongling@kylinos.cn>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patch.msgid.link/20260528062451.54107-6-zenghongling@kylinos.cn
Reviewed-by: Lyude Paul <lyude@redhat.com>
This commit is contained in:
Hongling Zeng 2026-05-28 14:24:51 +08:00 committed by Lyude Paul
parent 6198977a78
commit 1a80c009e2
2 changed files with 4 additions and 4 deletions
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2
drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/ctrl.c
View File

@ -42,7 +42,7 @@ r535_gsp_rpc_rm_ctrl_push(struct nvkm_gsp_object *object, void **params, u32 rep
int ret = 0;
rpc = nvkm_gsp_rpc_push(gsp, rpc, NVKM_GSP_RPC_REPLY_RECV, repc);
if (IS_ERR_OR_NULL(rpc)) {
if (IS_ERR(rpc)) {
*params = NULL;
return PTR_ERR(rpc);
}

6
drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/rpc.c
View File

@ -459,11 +459,11 @@ r535_gsp_msg_recv(struct nvkm_gsp *gsp, int fn, u32 gsp_rpc_len)
retry:
rpc = r535_gsp_msgq_peek(gsp, sizeof(*rpc), &retries);
if (IS_ERR_OR_NULL(rpc))
if (IS_ERR(rpc))
return rpc;
rpc = r535_gsp_msgq_recv(gsp, gsp_rpc_len, &retries);
if (IS_ERR_OR_NULL(rpc))
if (IS_ERR(rpc))
return rpc;
if (rpc->rpc_result) {
@ -561,7 +561,7 @@ r535_gsp_rpc_handle_reply(struct nvkm_gsp *gsp, u32 fn,
break;
case NVKM_GSP_RPC_REPLY_RECV:
reply = r535_gsp_msg_recv(gsp, fn, gsp_rpc_len);
if (!IS_ERR_OR_NULL(reply))
if (!IS_ERR(reply))
repv = reply->data;
else
repv = reply;