mirror of https://gitee.com/openkylin/linux.git
powerpc/kasan: Fix kasan_remap_early_shadow_ro()
At the moment kasan_remap_early_shadow_ro() does nothing, because
k_end is 0 and k_cur < 0 is always true.
Change the test to k_cur != k_end, as done in
kasan_init_shadow_page_tables()
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Fixes: cbd18991e2
("powerpc/mm: Fix an Oops in kasan_mmu_init()")
Cc: stable@vger.kernel.org
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/4e7b56865e01569058914c991143f5961b5d4719.1583507333.git.christophe.leroy@c-s.fr
This commit is contained in:
parent
eb4f8e259a
commit
af92bad615
|
@ -101,7 +101,7 @@ static void __init kasan_remap_early_shadow_ro(void)
|
|||
|
||||
kasan_populate_pte(kasan_early_shadow_pte, prot);
|
||||
|
||||
for (k_cur = k_start & PAGE_MASK; k_cur < k_end; k_cur += PAGE_SIZE) {
|
||||
for (k_cur = k_start & PAGE_MASK; k_cur != k_end; k_cur += PAGE_SIZE) {
|
||||
pmd_t *pmd = pmd_ptr_k(k_cur);
|
||||
pte_t *ptep = pte_offset_kernel(pmd, k_cur);
|
||||
|
||||
|
|
Loading…
Reference in New Issue