---
name: "i2o_msg_nop_mfa"
section: "9"
platform: "linux"
package: "linux-manual-3.16"
version: "3.16.56-1+deb8u1"
release: "Debian 8 (Jessie)"
platforms: ["linux"]
url: "https://new.carta.tech/i2o_msg_nop_mfa"
---

# i2o\_msg\_nop\_mfa(9)

Returns a fetched MFA back to the controller

## NAME

i2o\_msg\_nop\_mfa - Returns a fetched MFA back to the controller

## SYNOPSIS

**void i2o\_msg\_nop\_mfa(struct i2o\_controller \*** *c***, u32** *mfa***);**

## ARGUMENTS

*c*

I2O controller from which the MFA was fetched

*mfa*

MFA which should be returned

## DESCRIPTION

This function must be used for preserved messages, because **i2o\_msg\_nop** also returns the allocated memory back to the msg\_pool mempool.

## COPYRIGHT