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scsi: sg: drop nth_page() usage within SG entry

It's no longer required to use nth_page() when iterating pages within a
single SG entry, so let's drop the nth_page() usage.

Link: https://lkml.kernel.org/r/20250901150359.867252-32-david@redhat.com
Signed-off-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Cc: Doug Gilbert <dgilbert@interlog.com>
Cc: "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

authored by

David Hildenbrand and committed by
Andrew Morton d66ff3db 9b6024fa

+1 -2
+1 -2
drivers/scsi/sg.c
··· 1235 1235 len = vma->vm_end - sa; 1236 1236 len = (len < length) ? len : length; 1237 1237 if (offset < len) { 1238 - struct page *page = nth_page(rsv_schp->pages[k], 1239 - offset >> PAGE_SHIFT); 1238 + struct page *page = rsv_schp->pages[k] + (offset >> PAGE_SHIFT); 1240 1239 get_page(page); /* increment page count */ 1241 1240 vmf->page = page; 1242 1241 return 0; /* success */