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getaddrinfo: zero the hints structure

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This silences the memory sanitizer. All fields were already correctly
initialized but the struct padding wasn't, causing an uninitialized read
warning.

Reviewed-by: Tim Hudson <tjh@openssl.org>
This commit is contained in:
Emilia Kasper 2016-02-19 16:23:08 +01:00
parent eaa7e483c5
commit f0496ad71f
1 changed files with 1 additions and 6 deletions
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7
crypto/bio/b_addr.c
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@ -681,18 +681,13 @@ int BIO_lookup(const char *host, const char *service,
int gai_ret = 0;
#ifdef AI_PASSIVE
struct addrinfo hints;
memset(&hints, 0, sizeof hints);
hints.ai_flags = 0;
# ifdef AI_ADDRCONFIG
hints.ai_flags = AI_ADDRCONFIG;
# endif
hints.ai_family = family;
hints.ai_socktype = socktype;
hints.ai_protocol = 0;
hints.ai_addrlen = 0;
hints.ai_addr = NULL;
hints.ai_canonname = NULL;
hints.ai_next = NULL;
if (lookup_type == BIO_LOOKUP_SERVER)
hints.ai_flags |= AI_PASSIVE;