hpwdt: don't use static flags
Static (read: global) is potential problem. Two threads can corrupt each other's interrupt status, better avoid this. Signed-off-by: NAlexey Dobriyan <adobriyan@gmail.com> Cc: Wim Van Sebroeck <wim@iguana.be> Cc: Thomas Mingarelli <thomas.mingarelli@hp.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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