This was dereferencing a pointer before checking if it was NULL.
Reported-by: Christian Borntraeger <[email protected]>
Reported-by: Aurelien Jarno <[email protected]>
Signed-off-by: Paolo Bonzini <[email protected]>
---
crypto/cipher-builtin.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/crypto/cipher-builtin.c b/crypto/cipher-builtin.c
index c625cb4..912c1b9 100644
--- a/crypto/cipher-builtin.c
+++ b/crypto/cipher-builtin.c
@@ -354,11 +354,13 @@ QCryptoCipher *qcrypto_cipher_new(QCryptoCipherAlgorithm
alg,
void qcrypto_cipher_free(QCryptoCipher *cipher)
{
- QCryptoCipherBuiltin *ctxt = cipher->opaque;
+ QCryptoCipherBuiltin *ctxt;
+
if (!cipher) {
return;
}
+ ctxt = cipher->opaque;
ctxt->free(cipher);
g_free(cipher);
}
--
2.4.3
