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Red Hat Bugzilla – Attachment 299788 Details for
Bug 439874
IPV6DOD: 2.6.18-87.el5 kernel crashes when using ipsec with aes-xcbc-mac and UDP on ppc64.
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Patch for xcbc.
xcbc.patch (text/plain), 935 bytes, created by
IBM Bug Proxy
on 2008-03-31 23:16:45 UTC
(
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Description:
Patch for xcbc.
Filename:
MIME Type:
Creator:
IBM Bug Proxy
Created:
2008-03-31 23:16:45 UTC
Size:
935 bytes
patch
obsolete
>diff -urpN net-2.6.26/crypto/xcbc.c net-2.6.26.sb/crypto/xcbc.c >--- net-2.6.26/crypto/xcbc.c 2008-03-31 15:27:17.000000000 -0500 >+++ net-2.6.26.sb/crypto/xcbc.c 2008-03-31 15:43:53.000000000 -0500 >@@ -116,13 +116,11 @@ static int crypto_xcbc_digest_update2(st > struct crypto_xcbc_ctx *ctx = crypto_hash_ctx_aligned(parent); > struct crypto_cipher *tfm = ctx->child; > int bs = crypto_hash_blocksize(parent); >- unsigned int i = 0; > >- do { >- >- struct page *pg = sg_page(&sg[i]); >- unsigned int offset = sg[i].offset; >- unsigned int slen = sg[i].length; >+ for (;;) { >+ struct page *pg = sg_page(sg); >+ unsigned int offset = sg->offset; >+ unsigned int slen = sg->length; > > if (unlikely(slen > nbytes)) > slen = nbytes; >@@ -182,8 +180,11 @@ static int crypto_xcbc_digest_update2(st > offset = 0; > pg++; > } >- i++; >- } while (nbytes>0); >+ >+ if (!nbytes) >+ break; >+ sg = scatterwalk_sg_next(sg); >+ } > > return 0; > }
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