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common/dpaax: fix possible null pointer access

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This patch fixes possible null pointer access when dump iova table.

Fixes: 2f3d633aa5 ("common/dpaax: add library for PA/VA translation table")
Cc: stable@dpdk.org

Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
Signed-off-by: Min Hu (Connor) <humin29@huawei.com>
Acked-by: Hemant Agrawal <hemant.agrawal@nxp.com>
This commit is contained in:
Chengwen Feng 2021-04-21 10:46:53 +08:00 committed by Thomas Monjalon
parent 3a91d2d138
commit 611c394c18
1 changed files with 3 additions and 1 deletions
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4
drivers/common/dpaax/dpaax_iova_table.c
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@ -366,8 +366,10 @@ dpaax_iova_table_dump(void)
}
DPAAX_DEBUG(" === Start of PA->VA Translation Table ===");
if (dpaax_iova_table_p == NULL)
if (dpaax_iova_table_p == NULL) {
DPAAX_DEBUG("\tNULL");
return;
}
entry = dpaax_iova_table_p->entries;
for (i = 0; i < dpaax_iova_table_p->count; i++) {