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Diffstat (limited to 'security/integrity/ima/ima_main.c')
-rw-r--r--security/integrity/ima/ima_main.c21
1 files changed, 10 insertions, 11 deletions
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
index 757765354158..e9651be17b72 100644
--- a/security/integrity/ima/ima_main.c
+++ b/security/integrity/ima/ima_main.c
@@ -337,17 +337,6 @@ int ima_module_check(struct file *file)
return process_measurement(file, NULL, 0, MAY_EXEC, MODULE_CHECK, 0);
}
-int ima_fw_from_file(struct file *file, char *buf, size_t size)
-{
- if (!file) {
- if ((ima_appraise & IMA_APPRAISE_FIRMWARE) &&
- (ima_appraise & IMA_APPRAISE_ENFORCE))
- return -EACCES; /* INTEGRITY_UNKNOWN */
- return 0;
- }
- return process_measurement(file, NULL, 0, MAY_EXEC, FIRMWARE_CHECK, 0);
-}
-
/**
* ima_post_read_file - in memory collect/appraise/audit measurement
* @file: pointer to the file to be measured/appraised/audit
@@ -366,12 +355,22 @@ int ima_post_read_file(struct file *file, void *buf, loff_t size,
{
enum ima_hooks func = FILE_CHECK;
+ if (!file && read_id == READING_FIRMWARE) {
+ if ((ima_appraise & IMA_APPRAISE_FIRMWARE) &&
+ (ima_appraise & IMA_APPRAISE_ENFORCE))
+ return -EACCES; /* INTEGRITY_UNKNOWN */
+ return 0;
+ }
+
if (!file || !buf || size == 0) { /* should never happen */
if (ima_appraise & IMA_APPRAISE_ENFORCE)
return -EACCES;
return 0;
}
+ if (read_id == READING_FIRMWARE)
+ func = FIRMWARE_CHECK;
+
return process_measurement(file, buf, size, MAY_READ, func, 0);
}