BIO_s_dgram_pair: Correct implementation of BIO_CTRL_DGRAM_GET_LOCAL_ADDR_ENABLE

Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/21715)

diff --git a/crypto/bio/bss_dgram_pair.c b/crypto/bio/bss_dgram_pair.c
index 393af7dab444a45ef99fc39a34b19c3db9c9a2ed..a93b14154cac98f10de78fbc6eba4ecbfe5ba593 100644 (file)
--- a/crypto/bio/bss_dgram_pair.c
+++ b/crypto/bio/bss_dgram_pair.c
@@ -695,7 +695,7 @@ static long dgram_mem_ctrl(BIO *bio, int cmd, long num, void *ptr)
 
     /* BIO_dgram_get_local_addr_enable */
     case BIO_CTRL_DGRAM_GET_LOCAL_ADDR_ENABLE: /* Non-threadsafe */
-        ret = (long)dgram_pair_ctrl_get_local_addr_enable(bio);
+        *(int *)ptr = (long)dgram_pair_ctrl_get_local_addr_enable(bio);
         break;
 
     /* BIO_dgram_set_local_addr_enable */