ima: remove unnecessary extra variable

'function' variable value can be changed instead of
allocating extra '_func' variable.

Signed-off-by: Dmitry Kasatkin <d.kasatkin@samsung.com>
Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>

diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
index f7b85bf..aaf5552 100644 (file)
--- a/security/integrity/ima/ima_main.c
+++ b/security/integrity/ima/ima_main.c
@@ -164,7 +164,7 @@ static int process_measurement(struct file *file, const char *filename,
        struct ima_template_desc *template_desc;
        char *pathbuf = NULL;
        const char *pathname = NULL;
-       int rc = -ENOMEM, action, must_appraise, _func;
+       int rc = -ENOMEM, action, must_appraise;
        struct evm_ima_xattr_data *xattr_value = NULL, **xattr_ptr = NULL;
        int xattr_len = 0;
 
@@ -182,7 +182,8 @@ static int process_measurement(struct file *file, const char *filename,
        must_appraise = action & IMA_APPRAISE;
 
        /*  Is the appraise rule hook specific?  */
-       _func = (action & IMA_FILE_APPRAISE) ? FILE_CHECK : function;
+       if (action & IMA_FILE_APPRAISE)
+               function = FILE_CHECK;
 
        mutex_lock(&inode->i_mutex);
 
@@ -201,7 +202,7 @@ static int process_measurement(struct file *file, const char *filename,
        /* Nothing to do, just return existing appraised status */
        if (!action) {
                if (must_appraise)
-                       rc = ima_get_cache_status(iint, _func);
+                       rc = ima_get_cache_status(iint, function);
                goto out_digsig;
        }
 
@@ -223,7 +224,7 @@ static int process_measurement(struct file *file, const char *filename,
                ima_store_measurement(iint, file, pathname,
                                      xattr_value, xattr_len);
        if (action & IMA_APPRAISE_SUBMASK)
-               rc = ima_appraise_measurement(_func, iint, file, pathname,
+               rc = ima_appraise_measurement(function, iint, file, pathname,
                                              xattr_value, xattr_len, opened);
        if (action & IMA_AUDIT)
                ima_audit_measurement(iint, pathname);