diff options
Diffstat (limited to 'crypto/bio/bf_readbuff.c')
-rw-r--r-- | crypto/bio/bf_readbuff.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/crypto/bio/bf_readbuff.c b/crypto/bio/bf_readbuff.c index 135ccef83b..62490b9a2b 100644 --- a/crypto/bio/bf_readbuff.c +++ b/crypto/bio/bf_readbuff.c @@ -222,10 +222,13 @@ static int readbuffer_gets(BIO *b, char *buf, int size) char *p; int i, j; - if (size == 0) + if (buf == NULL || size == 0) return 0; --size; /* the passed in size includes the terminator - so remove it here */ ctx = (BIO_F_BUFFER_CTX *)b->ptr; + + if (ctx == NULL || b->next_bio == NULL) + return 0; BIO_clear_retry_flags(b); /* If data is already buffered then use this first */ |