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Do not dereference 'siw_crypto_shash' before checking
Reported-by: "Dan Carpenter" <dan.carpenter@oracle.com>
Fixes: f29dd55b02
("rdma/siw: queue pair methods")
Link: https://lore.kernel.org/r/OF61E386ED.49A73798-ON00258444.003BD6A6-00258444.003CC8D9@notes.na.collabserv.com
Signed-off-by: Bernard Metzler <bmt@zurich.ibm.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
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15fe6a8dcc
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1 changed files with 4 additions and 2 deletions
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@ -220,12 +220,14 @@ static int siw_qp_enable_crc(struct siw_qp *qp)
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{
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struct siw_rx_stream *c_rx = &qp->rx_stream;
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struct siw_iwarp_tx *c_tx = &qp->tx_ctx;
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int size = crypto_shash_descsize(siw_crypto_shash) +
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sizeof(struct shash_desc);
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int size;
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if (siw_crypto_shash == NULL)
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return -ENOENT;
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size = crypto_shash_descsize(siw_crypto_shash) +
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sizeof(struct shash_desc);
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c_tx->mpa_crc_hd = kzalloc(size, GFP_KERNEL);
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c_rx->mpa_crc_hd = kzalloc(size, GFP_KERNEL);
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if (!c_tx->mpa_crc_hd || !c_rx->mpa_crc_hd) {
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