Messages in this thread Patch in this message | | | Date | Fri, 26 Aug 2011 14:49:18 -0700 | From | Greg KH <> | Subject | [01/35] genirq: Fix wrong bit operation |
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3.0-stable review patch. If anyone has any objections, please let us know.
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From: "jhbird.choi@samsung.com" <jhbird.choi@samsung.com>
commit 1dd75f91ae713049eb6baaa640078f3a6549e522 upstream.
(!msk & 0x01) should be !(msk & 0x01)
Signed-off-by: Jonghwan Choi <jhbird.choi@samsung.com> Link: http://lkml.kernel.org/r/1311229754-6003-1-git-send-email-jhbird.choi@samsung.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
--- kernel/irq/generic-chip.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/kernel/irq/generic-chip.c +++ b/kernel/irq/generic-chip.c @@ -246,7 +246,7 @@ void irq_setup_generic_chip(struct irq_c gc->mask_cache = irq_reg_readl(gc->reg_base + ct->regs.mask); for (i = gc->irq_base; msk; msk >>= 1, i++) { - if (!msk & 0x01) + if (!(msk & 0x01)) continue; if (flags & IRQ_GC_INIT_NESTED_LOCK) @@ -301,7 +301,7 @@ void irq_remove_generic_chip(struct irq_ raw_spin_unlock(&gc_lock); for (; msk; msk >>= 1, i++) { - if (!msk & 0x01) + if (!(msk & 0x01)) continue; /* Remove handler first. That will mask the irq line */
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