crypto: caam - fix operator precedence in shared descriptor allocation
setkey allocates 16 bytes (CAAM_CMD_SZ * DESC_AEAD_SHARED_TEXT_LEN) shy of what is needed to store the shared descriptor, resulting in memory corruption. Fix this. Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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@ -238,9 +238,9 @@ static int build_sh_desc_ipsec(struct caam_ctx *ctx)
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/* build shared descriptor for this session */
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sh_desc = kmalloc(CAAM_CMD_SZ * DESC_AEAD_SHARED_TEXT_LEN +
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keys_fit_inline ?
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ctx->split_key_pad_len + ctx->enckeylen :
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CAAM_PTR_SZ * 2, GFP_DMA | GFP_KERNEL);
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(keys_fit_inline ?
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ctx->split_key_pad_len + ctx->enckeylen :
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CAAM_PTR_SZ * 2), GFP_DMA | GFP_KERNEL);
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if (!sh_desc) {
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dev_err(jrdev, "could not allocate shared descriptor\n");
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return -ENOMEM;
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