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sparc64: add missing initialization of folio in tlb_batch_add()

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Commit 1a10a44dfc ("sparc64: implement the new page table range API")
missed initialization of folio variable in tlb_batch_add() which causes
boot tests to crash.

Add missing initialization.

Link: https://lkml.kernel.org/r/20230904174350.GF3223@kernel.org
Fixes: 1a10a44dfc ("sparc64: implement the new page table range API")
Signed-off-by: Mike Rapoport (IBM) <rppt@kernel.org>
Reported-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Mike Rapoport (IBM) 2023-09-04 20:37:59 +03:00 committed by Andrew Morton
parent d256d1cd8d
commit f4b4f3ec1a
1 changed files with 1 additions and 0 deletions
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1
arch/sparc/mm/tlb.c
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@ -128,6 +128,7 @@ void tlb_batch_add(struct mm_struct *mm, unsigned long vaddr,
goto no_cache_flush;
/* A real file page? */
folio = page_folio(page);
mapping = folio_flush_mapping(folio);
if (!mapping)
goto no_cache_flush;