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[4/9] crypto: caam/qi - don't leak pointers to authenc keys

Message ID 20180321170057.5128-5-tudor.ambarus@microchip.com (mailing list archive)
State Changes Requested
Delegated to: Herbert Xu
Headers show

Commit Message

Tudor Ambarus March 21, 2018, 5 p.m. UTC 
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
---
 drivers/crypto/caam/caamalg_qi.c | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/drivers/crypto/caam/caamalg_qi.c b/drivers/crypto/caam/caamalg_qi.c
index c2b5762..cacda08 100644
--- a/drivers/crypto/caam/caamalg_qi.c
+++ b/drivers/crypto/caam/caamalg_qi.c
@@ -278,9 +278,11 @@  static int aead_setkey(struct crypto_aead *aead, const u8 *key,
 		}
 	}
 
+	memzero_explicit(&keys, sizeof(keys));
 	return ret;
 badkey:
 	crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
+	memzero_explicit(&keys, sizeof(keys));
 	return -EINVAL;
 }