[PATCH] crypto: omap-sham: fix memleak

[Bin Liu]

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: sta...@vger.kernel.org
Signed-off-by: Bin Liu <b-...@ti.com>
---
 drivers/crypto/omap-sham.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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);
-- 
1.9.1