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drm/tegra: firewall: Check for is_addr_reg existence in IMM check

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[ Upstream commit 1b5c09de25 ]

In the IMM opcode check, don't call is_addr_reg if it's not set.

Fixes: 8cc95f3fd3 ("drm/tegra: Add job firewall")
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Mikko Perttunen 2023-01-19 15:39:01 +02:00 committed by Greg Kroah-Hartman
parent 6f36142264
commit f50858d1b6
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/tegra/firewall.c
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@ -97,6 +97,9 @@ static int fw_check_regs_imm(struct tegra_drm_firewall *fw, u32 offset)
{
bool is_addr;
if (!fw->client->ops->is_addr_reg)
return 0;
is_addr = fw->client->ops->is_addr_reg(fw->client->base.dev, fw->class,
offset);
if (is_addr)