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nouveau/gsp/rm: cleanup IS_ERR_OR_NULL in core implementation

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Clean up IS_ERR_OR_NULL() checks in the core RPC and alloc
implementation files. The underlying functions return error pointers,
so IS_ERR() is sufficient.

This affects:
- r535_gsp_rpc_rm_free() in alloc.c
- r535_gsp_rpc_rm_alloc_push() in alloc.c
- r535_gsp_msgq_recv() in rpc.c

Signed-off-by: Hongling Zeng <zenghongling@kylinos.cn>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patch.msgid.link/20260528062451.54107-4-zenghongling@kylinos.cn
Reviewed-by: Lyude Paul <lyude@redhat.com>
This commit is contained in:
Hongling Zeng
2026-05-28 14:24:49 +08:00
committed by Lyude Paul
parent 47f15f6cf0
commit 67346c90ce
2 changed files with 4 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/alloc.c
View File

@@ -35,7 +35,7 @@ r535_gsp_rpc_rm_free(struct nvkm_gsp_object *object)
client->object.handle, object->handle);
rpc = nvkm_gsp_rpc_get(gsp, NV_VGPU_MSG_FUNCTION_FREE, sizeof(*rpc));
if (WARN_ON(IS_ERR_OR_NULL(rpc)))
if (WARN_ON(IS_ERR(rpc)))
return -EIO;
rpc->params.hRoot = client->object.handle;
@@ -60,7 +60,7 @@ r535_gsp_rpc_rm_alloc_push(struct nvkm_gsp_object *object, void *params)
void *ret = NULL;
rpc = nvkm_gsp_rpc_push(gsp, rpc, NVKM_GSP_RPC_REPLY_RECV, sizeof(*rpc));
if (IS_ERR_OR_NULL(rpc))
if (IS_ERR(rpc))
return rpc;
if (rpc->status) {

4
drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/rpc.c
View File

@@ -324,7 +324,7 @@ r535_gsp_msgq_recv(struct nvkm_gsp *gsp, u32 gsp_rpc_len, int *retries)
u32 size;
rpc = r535_gsp_msgq_peek(gsp, sizeof(*rpc), info.retries);
if (IS_ERR_OR_NULL(rpc)) {
if (IS_ERR(rpc)) {
kvfree(buf);
return rpc;
}
@@ -333,7 +333,7 @@ r535_gsp_msgq_recv(struct nvkm_gsp *gsp, u32 gsp_rpc_len, int *retries)
info.continuation = true;
rpc = r535_gsp_msgq_recv_one_elem(gsp, &info);
if (IS_ERR_OR_NULL(rpc)) {
if (IS_ERR(rpc)) {
kvfree(buf);
return rpc;
}