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blobstore: Add the size check of length field in desc_xattr

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Change-Id: I522b29b3a603b1e83c866486d036137ee4fafcbd
Signed-off-by: Ziye Yang <ziye.yang@intel.com>
This commit is contained in:
Ziye Yang 2017-05-05 17:18:50 +08:00 committed by Jim Harris
parent 9ed75e4dab
commit 4c9645b555
1 changed files with 4 additions and 0 deletions
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4
lib/blob/blobstore.c
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@ -221,6 +221,10 @@ _spdk_blob_parse_page(const struct spdk_blob_md_page *page, struct spdk_blob *bl
desc_xattr = (struct spdk_blob_md_descriptor_xattr *)desc; desc_xattr = (struct spdk_blob_md_descriptor_xattr *)desc;
assert(desc_xattr->length == sizeof(desc_xattr->name_length) +
sizeof(desc_xattr->value_length) +
desc_xattr->name_length + desc_xattr->value_length);
xattr = calloc(1, sizeof(*xattr)); xattr = calloc(1, sizeof(*xattr));
assert(xattr != NULL); assert(xattr != NULL);