ArmPkg/PL390Gic: Do not try to clear spurious interrupts.

If we have a pending spurious interrupt we should not try to clear it,
just ignore.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <olivier.martin@arm.com>



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14265 6f19259b-4bc3-4df7-8a09-765794883524
1 file changed