Commit 7f30e49e authored Apr 07, 2007 by Tejun Heo Committed by Linus Torvalds Apr 07, 2007

[PATCH] irq-devres: fix failure path of devm_request_irq()

devres should be deallocated with devres_free() not kfree().  This bug
corrupts slab on IRQ request failure.  Fix it.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Greg KH <gregkh@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 995f054f

kernel/irq/devres.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -54,7 +54,7 @@ int devm_request_irq(struct device *dev, unsigned int irq,

		rc = request_irq(irq, handler, irqflags, devname, dev_id);
		if (rc) {
		kfree(dr);
		devres_free(dr);
		return rc;
		}