Optimise use of sg_page_count() in __sg_page_iter_next() in the LinuxKPI.
No need to compute value twice.
No functional change intended.
MFC after: 1 week
Sponsored by: Mellanox Technologies
Optimise use of sg_page_count() in __sg_page_iter_next() in the LinuxKPI. Tags None Referenced Files None Subscribers None
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