[PATCH 4.3 005/200] crypto: qat - dont use userspace pointer

From	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Newsgroups	linux.kernel
Subject	[PATCH 4.3 005/200] crypto: qat - dont use userspace pointer
Date	2016-02-15 00:20 +0100
Message-ID	<r2e7p-154-47@gated-at.bofh.it> (permalink)
References	<r2duF-zw-3@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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4.3-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Tadeusz Struk <tadeusz.struk@intel.com>

commit 176155dac13f528e0a58c14dc322623219365d91 upstream.

Bugfix - don't dereference userspace pointer.

Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/crypto/qat/qat_common/adf_ctl_drv.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/crypto/qat/qat_common/adf_ctl_drv.c
+++ b/drivers/crypto/qat/qat_common/adf_ctl_drv.c
@@ -198,7 +198,7 @@ static int adf_copy_key_value_data(struc
 			goto out_err;
 		}
 
-		params_head = section_head->params;
+		params_head = section.params;
 
 		while (params_head) {
 			if (copy_from_user(&key_val, (void __user *)params_head,

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[PATCH 4.3 005/200] crypto: qat - dont use userspace pointer Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-02-15 00:20 +0100

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