x86/irq: Do not dereference irq descriptor before checking it

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Having the IS_NULL_OR_ERR() check after dereferencing the pointer is
not really working well.

Move the dereference after the check.

Fixes: a782a7e46b 'x86/irq: Store irq descriptor in vector array'
Reported-and-tested-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

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This commit is contained in:

Thomas Gleixner 2015-08-28 10:30:15 +02:00

parent b51aa1cc78

commit a47d4576cd

1 changed files with 2 additions and 1 deletions

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arch/x86/kernel/irq_32.c

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