wrappers for ->i_mutex access

[mirror_ubuntu-bionic-kernel.git] / security / integrity / ima / ima_main.c

diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
index c21f09bf8b99210f3c3dcbff4497e1194848db2c..9d96551d0196cb3e7136ace6e747f9504c07fc7a 100644 (file)
--- a/security/integrity/ima/ima_main.c
+++ b/security/integrity/ima/ima_main.c
@@ -121,7 +121,7 @@ static void ima_check_last_writer(struct integrity_iint_cache *iint,
        if (!(mode & FMODE_WRITE))
                return;
 
-       mutex_lock(&inode->i_mutex);
+       inode_lock(inode);
        if (atomic_read(&inode->i_writecount) == 1) {
                if ((iint->version != inode->i_version) ||
                    (iint->flags & IMA_NEW_FILE)) {
@@ -130,7 +130,7 @@ static void ima_check_last_writer(struct integrity_iint_cache *iint,
                                ima_update_xattr(iint, file);
                }
        }
-       mutex_unlock(&inode->i_mutex);
+       inode_unlock(inode);
 }
 
 /**
@@ -186,7 +186,7 @@ static int process_measurement(struct file *file, int mask, int function,
        if (action & IMA_FILE_APPRAISE)
                function = FILE_CHECK;
 
-       mutex_lock(&inode->i_mutex);
+       inode_lock(inode);
 
        if (action) {
                iint = integrity_inode_get(inode);
@@ -250,7 +250,7 @@ out_free:
        if (pathbuf)
                __putname(pathbuf);
 out:
-       mutex_unlock(&inode->i_mutex);
+       inode_unlock(inode);
        if ((rc && must_appraise) && (ima_appraise & IMA_APPRAISE_ENFORCE))
                return -EACCES;
        return 0;