getaddrinfo: Use &errno has the errno pointer

Similar code in nss/getXXbyYY_r.c is already using &errno as the
argument.
This commit is contained in:
Florian Weimer 2017-09-01 08:56:46 +02:00
parent d9ff799a5b
commit 924b121c59
2 changed files with 16 additions and 13 deletions

View File

@ -1,3 +1,9 @@
2017-09-01 Florian Weimer <fweimer@redhat.com>
* sysdeps/posix/getaddrinfo.c (gethosts): Use errno directly.
(getcanonname): Likewise.
(gaih_inet): Likewise.
2017-08-31 Steve Ellcey <sellcey@cavium.com>
Richard Henderson <rth@twiddle.net>

View File

@ -247,11 +247,10 @@ convert_hostent_to_gaih_addrtuple (const struct addrinfo *req,
char *localcanon = NULL; \
no_data = 0; \
while (1) { \
rc = 0; \
status = DL_CALL_FCT (fct, (name, _family, &th, \
tmpbuf->data, tmpbuf->length, \
&rc, &herrno, NULL, &localcanon)); \
if (rc != ERANGE || herrno != NETDB_INTERNAL) \
&errno, &herrno, NULL, &localcanon)); \
if (errno != ERANGE || herrno != NETDB_INTERNAL) \
break; \
if (!scratch_buffer_grow (tmpbuf)) \
{ \
@ -261,11 +260,11 @@ convert_hostent_to_gaih_addrtuple (const struct addrinfo *req,
goto free_and_return; \
} \
} \
if (status == NSS_STATUS_SUCCESS && rc == 0) \
if (status == NSS_STATUS_SUCCESS && errno == 0) \
h = &th; \
else \
h = NULL; \
if (rc != 0) \
if (errno != 0) \
{ \
if (herrno == NETDB_INTERNAL) \
{ \
@ -334,9 +333,8 @@ getcanonname (service_user *nip, struct gaih_addrtuple *at, const char *name)
{
char buf[256];
int herrno;
int rc;
if (DL_CALL_FCT (cfct, (at->name ?: name, buf, sizeof (buf),
&s, &rc, &herrno)) != NSS_STATUS_SUCCESS)
&s, &errno, &herrno)) != NSS_STATUS_SUCCESS)
/* If the canonical name cannot be determined, use the passed
string. */
s = (char *) name;
@ -352,7 +350,6 @@ gaih_inet (const char *name, const struct gaih_service *service,
const struct gaih_typeproto *tp = gaih_inet_typeproto;
struct gaih_servtuple *st = (struct gaih_servtuple *) &nullserv;
struct gaih_addrtuple *at = NULL;
int rc;
bool got_ipv6 = false;
const char *canon = NULL;
const char *orig_name = name;
@ -394,7 +391,8 @@ gaih_inet (const char *name, const struct gaih_service *service,
st = (struct gaih_servtuple *)
alloca_account (sizeof (struct gaih_servtuple), alloca_used);
if ((rc = gaih_inet_serv (service->name, tp, req, st, tmpbuf)))
int rc = gaih_inet_serv (service->name, tp, req, st, tmpbuf);
if (__glibc_unlikely (rc != 0))
return rc;
}
else
@ -494,7 +492,7 @@ gaih_inet (const char *name, const struct gaih_service *service,
idn_flags |= IDNA_USE_STD3_ASCII_RULES;
char *p = NULL;
rc = __idna_to_ascii_lz (name, &p, idn_flags);
int rc = __idna_to_ascii_lz (name, &p, idn_flags);
if (rc != IDNA_SUCCESS)
{
/* No need to jump to free_and_return here. */
@ -792,15 +790,14 @@ gaih_inet (const char *name, const struct gaih_service *service,
while (1)
{
rc = 0;
status = DL_CALL_FCT (fct4, (name, pat,
tmpbuf->data, tmpbuf->length,
&rc, &herrno,
&errno, &herrno,
NULL));
if (status == NSS_STATUS_SUCCESS)
break;
if (status != NSS_STATUS_TRYAGAIN
|| rc != ERANGE || herrno != NETDB_INTERNAL)
|| errno != ERANGE || herrno != NETDB_INTERNAL)
{
if (herrno == TRY_AGAIN)
no_data = EAI_AGAIN;