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kho: fix doc for kho_restore_pages() 

This function returns NULL if kho_restore_page() returns NULL, which
happens in a couple of corner cases.  It never returns an error code.

Link: https://lkml.kernel.org/r/20260123190506.1058669-1-tycho@kernel.org
Signed-off-by: Tycho Andersen (AMD) <tycho@kernel.org>
Reviewed-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Reviewed-by: Pratyush Yadav <pratyush@kernel.org>
Cc: Alexander Graf <graf@amazon.com>
Cc: Pasha Tatashin <pasha.tatashin@soleen.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
master
Tycho Andersen (AMD) 2026-01-23 12:05:06 -07:00 committed by Andrew Morton
parent f653ff7af9
commit 0758293d5d
1 changed files with 1 additions and 1 deletions
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2
kernel/liveupdate/kexec_handover.c
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@ -299,7 +299,7 @@ EXPORT_SYMBOL_GPL(kho_restore_folio);
* Restore a contiguous list of order 0 pages that was preserved with
* kho_preserve_pages().
*
* Return: 0 on success, error code on failure
* Return: the first page on success, NULL on failure.
*/
struct page *kho_restore_pages(phys_addr_t phys, unsigned long nr_pages)
{