diff options
| author | Bin Liu <b-liu@ti.com> | 2018-04-17 14:53:13 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-06-16 09:52:35 +0200 |
| commit | 20f4d771b3098d5d559c0d7c65092f90da4352c1 (patch) | |
| tree | 3bdd65c38f24d915c5210ac9c9e4cac224c03ee0 | |
| parent | ef2aa9f3a78403cd4a50b0e7626b010ca0b71627 (diff) | |
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 d8305ddf87d0..ff6ac4e824b5 100644 --- a/drivers/crypto/omap-sham.c +++ b/drivers/crypto/omap-sham.c @@ -1081,7 +1081,7 @@ 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); |