crypto: hisilicon - fix the check on dma address
mainline inclusion from mainline-v5.13-rc1 commit a9214b0b category: bugfix bugzilla: 173981 CVE: NA Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a9214b0b6ed245b0c5239e0576b7de509815c2a0 ---------------------------------------------------------------------- System may be able to get physical address of zero if not reserved by firmware. The dma address obtained by 'dma_alloc_coherent' is valid, since already checking cpu va before, so do not check again. Signed-off-by:Hui Tang <tanghui20@huawei.com> Signed-off-by:
Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by:
Mingqiang Ling <lingmingqiang@huawei.com> Signed-off-by:
Zheng Zengkai <zhengzengkai@huawei.com>
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