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authorMark Brown <broonie@kernel.org>2015-03-26 17:50:42 -0700
committerMark Brown <broonie@kernel.org>2015-03-26 17:50:42 -0700
commit1be38e041f8eaa935f370aa0f34dd7a2fe39b1d8 (patch)
tree2d89734fc831593784bd411be03a1b9649de4c9d /kernel/irq/manage.c
parent6935224da2482a261c786501fbccb1dc4a675225 (diff)
parentbc465aa9d045feb0e13b4a8f32cc33c1943f62d6 (diff)
Merge tag 'v4.0-rc5' into spi-bcm2835
Linux 4.0-rc5
Diffstat (limited to 'kernel/irq/manage.c')
-rw-r--r--kernel/irq/manage.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 196a06fbc122..886d09e691d5 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -1474,8 +1474,13 @@ int request_threaded_irq(unsigned int irq, irq_handler_t handler,
* otherwise we'll have trouble later trying to figure out
* which interrupt is which (messes up the interrupt freeing
* logic etc).
+ *
+ * Also IRQF_COND_SUSPEND only makes sense for shared interrupts and
+ * it cannot be set along with IRQF_NO_SUSPEND.
*/
- if ((irqflags & IRQF_SHARED) && !dev_id)
+ if (((irqflags & IRQF_SHARED) && !dev_id) ||
+ (!(irqflags & IRQF_SHARED) && (irqflags & IRQF_COND_SUSPEND)) ||
+ ((irqflags & IRQF_NO_SUSPEND) && (irqflags & IRQF_COND_SUSPEND)))
return -EINVAL;
desc = irq_to_desc(irq);