#105 memory leak on mount/unmount

[julien morelle]

When we mount then unmount a device, some memory is lost.

Here is a source code that show the problem:

http://forums.devkitpro.org/viewtopic.php?f=24&t=1761

[Dave Murphy]

The code you posted needs to use a colon in the unmount call otherwise the unmount will fail, thus leaking memory.