[ARM] Only call set_type method in setup_irq if it's defined

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2006-01-09 19:19:18 +00:00 committed by Russell King
parent 0a3a98f6dd
commit 16ed926eee
1 changed files with 2 additions and 1 deletions

View File

@ -710,7 +710,8 @@ int setup_irq(unsigned int irq, struct irqaction *new)
desc->pending = 0;
desc->disable_depth = 1;
if (new->flags & SA_TRIGGER_MASK) {
if (new->flags & SA_TRIGGER_MASK &&
desc->chip->set_type) {
unsigned int type = new->flags & SA_TRIGGER_MASK;
desc->chip->set_type(irq, type);
}