Messages in this thread Patch in this message | | | From | Roberto Sassu <> | Subject | [PATCH v2 7/7] evm: Don't return an error in evm_write_xattrs() if audit is not enabled | Date | Fri, 28 May 2021 09:38:12 +0200 |
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This patch avoids that evm_write_xattrs() returns an error when audit is not enabled. The ab variable can be NULL and still be passed to the other audit_log_() functions, as those functions do not include any instruction.
Signed-off-by: Roberto Sassu <roberto.sassu@huawei.com> --- security/integrity/evm/evm_secfs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/security/integrity/evm/evm_secfs.c b/security/integrity/evm/evm_secfs.c index ec3ed75a347d..07e263ae13e0 100644 --- a/security/integrity/evm/evm_secfs.c +++ b/security/integrity/evm/evm_secfs.c @@ -196,7 +196,7 @@ static ssize_t evm_write_xattrs(struct file *file, const char __user *buf, ab = audit_log_start(audit_context(), GFP_KERNEL, AUDIT_INTEGRITY_EVM_XATTR); - if (!ab) + if (!ab && IS_ENABLED(CONFIG_AUDIT)) return -ENOMEM; xattr = kmalloc(sizeof(struct xattr_list), GFP_KERNEL); -- 2.25.1
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