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Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

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Pull crypto fixes from Herbert Xu:
 "This fixes the following issues:

   - memory corruption when kmalloc fails in xts/lrw

   - mark some CCP DMA channels as private

   - fix reordering race in padata

   - regression in omap-rng DT description"

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  crypto: xts,lrw - fix out-of-bounds write after kmalloc failure
  crypto: ccp - Make some CCP DMA channels private
  padata: avoid race in reordering
  dt-bindings: rng: clocks property on omap_rng not always mandatory
This commit is contained in:
Linus Torvalds 2017-03-31 12:11:32 -07:00
commit 035f0cd3f8
7 changed files with 62 additions and 7 deletions
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7
crypto/lrw.c
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@ -286,8 +286,11 @@ static int init_crypt(struct skcipher_request *req, crypto_completion_t done)
subreq->cryptlen = LRW_BUFFER_SIZE;
if (req->cryptlen > LRW_BUFFER_SIZE) {
subreq->cryptlen = min(req->cryptlen, (unsigned)PAGE_SIZE);
rctx->ext = kmalloc(subreq->cryptlen, gfp);
unsigned int n = min(req->cryptlen, (unsigned int)PAGE_SIZE);
rctx->ext = kmalloc(n, gfp);
if (rctx->ext)
subreq->cryptlen = n;
}
rctx->src = req->src;

7
crypto/xts.c
View file

@ -230,8 +230,11 @@ static int init_crypt(struct skcipher_request *req, crypto_completion_t done)
subreq->cryptlen = XTS_BUFFER_SIZE;
if (req->cryptlen > XTS_BUFFER_SIZE) {
subreq->cryptlen = min(req->cryptlen, (unsigned)PAGE_SIZE);
rctx->ext = kmalloc(subreq->cryptlen, gfp);
unsigned int n = min(req->cryptlen, (unsigned int)PAGE_SIZE);
rctx->ext = kmalloc(n, gfp);
if (rctx->ext)
subreq->cryptlen = n;
}
rctx->src = req->src;