sdcardfs: limit stacking depth

Limit filesystem stacking to prevent stack overflow.

Issue: SEC-1463
Bug: 32761463
Change-Id: I8b1462b9c0d6c7f00cf110724ffb17e7f307c51e
Signed-off-by: Andrew Chant <achant@google.com>
(cherry picked from commit 57bc19ec472ab303209b2d96a59a619c5221594d)
1 file changed