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-rw-r--r--src/crypto/crypto_null.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/crypto/crypto_null.c b/src/crypto/crypto_null.c
index dda59ea5d..9a2ea996a 100644
--- a/src/crypto/crypto_null.c
+++ b/src/crypto/crypto_null.c
@@ -37,12 +37,14 @@ static int null_setkey ( void *ctx __unused, void *key __unused,
static void null_encode ( void *ctx __unused, const void *src,
void *dst, size_t len ) {
- memcpy ( dst, src, len );
+ if ( dst )
+ memcpy ( dst, src, len );
}
static void null_decode ( void *ctx __unused, const void *src,
void *dst, size_t len ) {
- memcpy ( dst, src, len );
+ if ( dst )
+ memcpy ( dst, src, len );
}
static void null_final ( void *ctx __unused, void *out __unused ) {