From: Yunjian Wang <wangyunj...@huawei.com>

The function rte_zmalloc() could return NULL, the return value
need to be checked.

Fixes: dc49e6aa4879 ("compress/isal: add ISA-L compression functionality")
Fixes: 7bf4f0630af6 ("compress/isal: add ISA-L decomp functionality")
Cc: sta...@dpdk.org

Signed-off-by: Yunjian Wang <wangyunj...@huawei.com>
---
 drivers/compress/isal/isal_compress_pmd_ops.c | 20 ++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/drivers/compress/isal/isal_compress_pmd_ops.c 
b/drivers/compress/isal/isal_compress_pmd_ops.c
index 31c4559915..7d03749da3 100644
--- a/drivers/compress/isal/isal_compress_pmd_ops.c
+++ b/drivers/compress/isal/isal_compress_pmd_ops.c
@@ -249,16 +249,27 @@ isal_comp_pmd_qp_setup(struct rte_compressdev *dev, 
uint16_t qp_id,
        qp->stream = rte_zmalloc_socket("Isa-l compression stream ",
                        sizeof(struct isal_zstream),  RTE_CACHE_LINE_SIZE,
                        socket_id);
-
+       if (qp->stream == NULL) {
+               ISAL_PMD_LOG(ERR, "Failed to allocate compression stream 
memory");
+               goto qp_setup_cleanup;
+       }
        /* Initialize memory for compression level buffer */
        qp->stream->level_buf = rte_zmalloc_socket("Isa-l compression lev_buf",
                        ISAL_DEF_LVL3_DEFAULT, RTE_CACHE_LINE_SIZE,
                        socket_id);
+       if (qp->stream->level_buf == NULL) {
+               ISAL_PMD_LOG(ERR, "Failed to allocate compression level_buf 
memory");
+               goto qp_setup_cleanup;
+       }
 
        /* Initialize memory for decompression state structure */
        qp->state = rte_zmalloc_socket("Isa-l decompression state",
                        sizeof(struct inflate_state), RTE_CACHE_LINE_SIZE,
                        socket_id);
+       if (qp->state == NULL) {
+               ISAL_PMD_LOG(ERR, "Failed to allocate decompression state 
memory");
+               goto qp_setup_cleanup;
+       }
 
        qp->id = qp_id;
        dev->data->queue_pairs[qp_id] = qp;
@@ -284,8 +295,11 @@ isal_comp_pmd_qp_setup(struct rte_compressdev *dev, 
uint16_t qp_id,
        return 0;
 
 qp_setup_cleanup:
-       if (qp)
-               rte_free(qp);
+       if (qp->stream)
+               rte_free(qp->stream->level_buf);
+       rte_free(qp->stream);
+       rte_free(qp->state);
+       rte_free(qp);
 
        return -1;
 }
-- 
2.23.0

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