diff options
author | Andrew Donnellan <[email protected]> | 2023-02-10 19:03:48 +1100 |
---|---|---|
committer | Michael Ellerman <[email protected]> | 2023-02-12 22:12:37 +1100 |
commit | c96db155ebc6be868d5dde1b5caf6879c181cda4 (patch) | |
tree | 92d5640834c30d54b5d5d7c40c851e461c07b883 | |
parent | 6d64c497a31bd888110785def44529ebb96bce49 (diff) |
powerpc/secvar: Don't print error on ENOENT when reading variables
If attempting to read the size or data attributes of a non-existent
variable (which will be possible after a later patch to expose the PLPKS
via the secvar interface), don't spam the kernel log with error messages.
Only print errors for return codes that aren't ENOENT.
Reported-by: Sudhakar Kuppusamy <[email protected]>
Signed-off-by: Andrew Donnellan <[email protected]>
Reviewed-by: Stefan Berger <[email protected]>
Signed-off-by: Michael Ellerman <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
-rw-r--r-- | arch/powerpc/kernel/secvar-sysfs.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/secvar-sysfs.c b/arch/powerpc/kernel/secvar-sysfs.c index 6ba23b2bb9da..eb3c053f323f 100644 --- a/arch/powerpc/kernel/secvar-sysfs.c +++ b/arch/powerpc/kernel/secvar-sysfs.c @@ -43,8 +43,8 @@ static ssize_t size_show(struct kobject *kobj, struct kobj_attribute *attr, rc = secvar_ops->get(kobj->name, strlen(kobj->name) + 1, NULL, &dsize); if (rc) { - pr_err("Error retrieving %s variable size %d\n", kobj->name, - rc); + if (rc != -ENOENT) + pr_err("Error retrieving %s variable size %d\n", kobj->name, rc); return rc; } @@ -61,7 +61,8 @@ static ssize_t data_read(struct file *filep, struct kobject *kobj, rc = secvar_ops->get(kobj->name, strlen(kobj->name) + 1, NULL, &dsize); if (rc) { - pr_err("Error getting %s variable size %d\n", kobj->name, rc); + if (rc != -ENOENT) + pr_err("Error getting %s variable size %d\n", kobj->name, rc); return rc; } pr_debug("dsize is %llu\n", dsize); |