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Diffstat (limited to 'security/integrity/ima/ima_main.c')
-rw-r--r--security/integrity/ima/ima_main.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
index 45de18e9a6f2..dba965de90d3 100644
--- a/security/integrity/ima/ima_main.c
+++ b/security/integrity/ima/ima_main.c
@@ -291,11 +291,15 @@ EXPORT_SYMBOL_GPL(ima_file_check);
*/
int ima_module_check(struct file *file)
{
- int rc;
+ int rc = 0;
- if (!file)
- rc = INTEGRITY_UNKNOWN;
- else
+ if (!file) {
+ if (ima_appraise & IMA_APPRAISE_MODULES) {
+#ifndef CONFIG_MODULE_SIG_FORCE
+ rc = -EACCES; /* INTEGRITY_UNKNOWN */
+#endif
+ }
+ } else
rc = process_measurement(file, file->f_dentry->d_name.name,
MAY_EXEC, MODULE_CHECK);
return (ima_appraise & IMA_APPRAISE_ENFORCE) ? rc : 0;