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| author | Andrew Morton <akpm@linux-foundation.org> | 2023-01-18 16:52:20 -0800 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-01-18 16:52:20 -0800 |
| commit | bd86d2ea369be2e768b58cba590e70b8bdc6f86a (patch) | |
| tree | 4cd68e21041237c0a4d7e0299f9bb3eeb1ac1e2c /drivers/firmware/psci/psci.c | |
| parent | 19fa92fb72f8bc542f1673862058f3b078114004 (diff) | |
| parent | 5dc4c995db9eb45f6373a956eb1f69460e69e6d4 (diff) | |
| download | lwn-bd86d2ea369be2e768b58cba590e70b8bdc6f86a.tar.gz lwn-bd86d2ea369be2e768b58cba590e70b8bdc6f86a.zip | |
Sync with v6.2-rc4
Merge branch 'master' into mm-hotfixes-stable
Diffstat (limited to 'drivers/firmware/psci/psci.c')
| -rw-r--r-- | drivers/firmware/psci/psci.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/firmware/psci/psci.c b/drivers/firmware/psci/psci.c index e7bcfca4159f..447ee4ea5c90 100644 --- a/drivers/firmware/psci/psci.c +++ b/drivers/firmware/psci/psci.c @@ -440,6 +440,9 @@ static const struct file_operations psci_debugfs_ops = { static int __init psci_debugfs_init(void) { + if (!invoke_psci_fn || !psci_ops.get_version) + return 0; + return PTR_ERR_OR_ZERO(debugfs_create_file("psci", 0444, NULL, NULL, &psci_debugfs_ops)); } |