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nouveau/gsp/rm: cleanup WARN_ON(IS_ERR_OR_NULL)

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Replace WARN_ON(IS_ERR_OR_NULL()) with WARN_ON(IS_ERR()) in various
GSP-RM files. The underlying functions return error pointers, so
checking for NULL is redundant.

This affects:
- r535_bar_bar2_update_pde() in bar.c

Signed-off-by: Hongling Zeng <zenghongling@kylinos.cn>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patch.msgid.link/20260528062451.54107-5-zenghongling@kylinos.cn
Reviewed-by: Lyude Paul <lyude@redhat.com>
This commit is contained in:
Hongling Zeng 2026-05-28 14:24:50 +08:00 committed by Lyude Paul
parent 67346c90ce
commit 6198977a78
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/bar.c
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@ -55,7 +55,7 @@ r535_bar_bar2_update_pde(struct nvkm_gsp *gsp, u8 page_shift, u64 pdbe)
rpc_update_bar_pde_v15_00 *rpc;
rpc = nvkm_gsp_rpc_get(gsp, NV_VGPU_MSG_FUNCTION_UPDATE_BAR_PDE, sizeof(*rpc));
if (WARN_ON(IS_ERR_OR_NULL(rpc)))
if (WARN_ON(IS_ERR(rpc)))
return -EIO;
rpc->info.barType = NV_RPC_UPDATE_PDE_BAR_2;