If "rpc" is an error pointer then return directly. Otherwise it leads
to an error pointer dereference.
Fixes: 50f290053d79 ("drm/nouveau: support handling the return of large GSP message")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c
index 2075cad63805..db2602e88006 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c
@@ -348,6 +348,7 @@ r535_gsp_msgq_recv(struct nvkm_gsp *gsp, u32 gsp_rpc_len, int *retries)
if (IS_ERR(buf)) {
kvfree(info.gsp_rpc_buf);
info.gsp_rpc_buf = NULL;
+ return buf;
}
if (expected <= max_rpc_size)
--
2.47.2
