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| author | Mika Westerberg <mika.westerberg@linux.intel.com> | 2023-09-01 11:32:17 +0300 |
|---|---|---|
| committer | Mika Westerberg <mika.westerberg@linux.intel.com> | 2023-10-13 08:49:13 +0300 |
| commit | 9e4f5b2af24297552017dd3d4db2379779701b6f (patch) | |
| tree | 1b282f3c20890fb0123518e25c1b309f85f8154c /drivers/thunderbolt/clx.c | |
| parent | 35c9ab4fd636aaa5a652bc5f41bc8f1cb34b93e6 (diff) | |
| download | lwn-9e4f5b2af24297552017dd3d4db2379779701b6f.tar.gz lwn-9e4f5b2af24297552017dd3d4db2379779701b6f.zip | |
thunderbolt: Check for unplugged router in tb_switch_clx_disable()
There is no point disabling CL states if the router is unplugged so in
that case return early.
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Diffstat (limited to 'drivers/thunderbolt/clx.c')
| -rw-r--r-- | drivers/thunderbolt/clx.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/thunderbolt/clx.c b/drivers/thunderbolt/clx.c index c08b9cf0371e..787dfd1550e5 100644 --- a/drivers/thunderbolt/clx.c +++ b/drivers/thunderbolt/clx.c @@ -405,6 +405,9 @@ int tb_switch_clx_disable(struct tb_switch *sw) if (!clx) return 0; + if (sw->is_unplugged) + return clx; + up = tb_upstream_port(sw); down = tb_switch_downstream_port(sw); |