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Greg Kroah-Hartman authored
Some sysfs binary files don't like having 0 passed to them as a size. Fix this up at the root by just returning to the vfs if userspace asks us for a zero sized buffer. Thanks to Pavel Roskin for pointing this out. Reported-by:
Pavel Roskin <proski@gnu.org> Signed-off-by:
Greg Kroah-Hartman <gregkh@suse.de>
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