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page_table: Fix return value of lookup_pte when ptl4 is blank

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Change-Id: I5926fedda182941a4b7a2fe480bffb12d4069713
This commit is contained in:
Ken Sato
2019-01-31 09:25:36 +09:00
committed by Dominique Martinet
parent be708674d3
commit 112ade484a
1 changed files with 2 additions and 0 deletions
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arch/arm64/kernel/memory.c
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@ -2580,6 +2580,8 @@ static pte_t *lookup_pte(translation_table_t* tt, uintptr_t virt, int pgshift,
pgshift = PTL3_CONT_SHIFT; pgshift = PTL3_CONT_SHIFT;
} else if (pgshift > PTL3_SHIFT) { } else if (pgshift > PTL3_SHIFT) {
pgshift = PTL3_SHIFT; pgshift = PTL3_SHIFT;
} else {
ptep = NULL;
} }
goto out; goto out;
} }