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| author | Bin Liu <b-liu@ti.com> | 2018-04-17 14:53:13 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-06-16 09:43:46 +0200 |
| commit | bd48413e19e10e3c0471955f898e4ee389857ea4 (patch) | |
| tree | 8fa5b22d734e2ee80e0768f62627b5c3d44bceab | |
| parent | b75632ba3dd7b8ed42135ed34eb252950ab40da8 (diff) | |
| download | linux-stable-bd48413e19e10e3c0471955f898e4ee389857ea4.tar.gz linux-stable-bd48413e19e10e3c0471955f898e4ee389857ea4.tar.bz2 linux-stable-bd48413e19e10e3c0471955f898e4ee389857ea4.zip | |
crypto: omap-sham - fix memleak
commit 9dbc8a0328efa485a6f5b68b867f9f523a3fbeff upstream.
Fixes: 8043bb1ae03cb ("crypto: omap-sham - convert driver logic to use sgs for data xmit")
The memory pages freed in omap_sham_finish_req() were less than those
allocated in omap_sham_copy_sgs().
Cc: stable@vger.kernel.org
Signed-off-by: Bin Liu <b-liu@ti.com>
Acked-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/crypto/omap-sham.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/crypto/omap-sham.c b/drivers/crypto/omap-sham.c index 86b89ace836f..07235d0be29c 100644 --- a/drivers/crypto/omap-sham.c +++ b/drivers/crypto/omap-sham.c @@ -1082,7 +1082,7 @@ static void omap_sham_finish_req(struct ahash_request *req, int err) if (test_bit(FLAGS_SGS_COPIED, &dd->flags)) free_pages((unsigned long)sg_virt(ctx->sg), - get_order(ctx->sg->length)); + get_order(ctx->sg->length + ctx->bufcnt)); if (test_bit(FLAGS_SGS_ALLOCED, &dd->flags)) kfree(ctx->sg); |