drm/nouveau: refactor deprecated strcpy

strcpy() has been deprecated because it performs no bounds checking on the
destination buffer, which can lead to buffer overflows. Use the safer
strscpy() instead.

Signed-off-by: Madhur Kumar <madhurkumar004@gmail.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Fixes: 15a996b ("drm/nouveau: assign fence_chan->name correctly")
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patch.msgid.link/20251204120822.17502-1-madhurkumar004@gmail.com

Author: MadhurKumar004

drivers/gpu/drm/nouveau/nouveau_fence.c

@@ -183,11 +183,11 @@ nouveau_fence_context_new(struct nouveau_channel *chan, struct nouveau_fence_cha
 	fctx->context = drm->runl[chan->runlist].context_base + chan->chid;
 
 	if (chan == drm->cechan)
-		strcpy(fctx->name, "copy engine channel");
+		strscpy(fctx->name, "copy engine channel");
 	else if (chan == drm->channel)
-		strcpy(fctx->name, "generic kernel channel");
+		strscpy(fctx->name, "generic kernel channel");
 	else
-		strcpy(fctx->name, cli->name);
+		strscpy(fctx->name, cli->name);
 
 	kref_init(&fctx->fence_ref);
 	if (!priv->uevent)