100 lines
3.7 KiB
Diff
100 lines
3.7 KiB
Diff
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commit bdd8422cfb1fe04cb20617495156fb232b00d23c
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Author: Florian Weimer <fweimer@redhat.com>
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Date: Fri Sep 1 08:56:46 2017 +0200
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getaddrinfo: Use &errno has the errno pointer
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Similar code in nss/getXXbyYY_r.c is already using &errno as the
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argument.
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(cherry picked from commit 924b121c5978689001ae28cf1c8497371dad4f71)
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diff --git a/sysdeps/posix/getaddrinfo.c b/sysdeps/posix/getaddrinfo.c
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index 09f85fc472f9e177..1a16820b7e598dbc 100644
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--- a/sysdeps/posix/getaddrinfo.c
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+++ b/sysdeps/posix/getaddrinfo.c
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@@ -247,11 +247,10 @@ convert_hostent_to_gaih_addrtuple (const struct addrinfo *req,
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char *localcanon = NULL; \
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no_data = 0; \
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while (1) { \
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- rc = 0; \
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status = DL_CALL_FCT (fct, (name, _family, &th, \
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tmpbuf->data, tmpbuf->length, \
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- &rc, &herrno, NULL, &localcanon)); \
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- if (rc != ERANGE || herrno != NETDB_INTERNAL) \
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+ &errno, &herrno, NULL, &localcanon)); \
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+ if (errno != ERANGE || herrno != NETDB_INTERNAL) \
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break; \
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if (!scratch_buffer_grow (tmpbuf)) \
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{ \
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@@ -261,11 +260,11 @@ convert_hostent_to_gaih_addrtuple (const struct addrinfo *req,
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goto free_and_return; \
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} \
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} \
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- if (status == NSS_STATUS_SUCCESS && rc == 0) \
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+ if (status == NSS_STATUS_SUCCESS && errno == 0) \
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h = &th; \
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else \
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h = NULL; \
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- if (rc != 0) \
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+ if (errno != 0) \
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{ \
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if (herrno == NETDB_INTERNAL) \
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{ \
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@@ -335,9 +334,8 @@ getcanonname (service_user *nip, struct gaih_addrtuple *at, const char *name)
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{
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char buf[256];
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int herrno;
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- int rc;
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if (DL_CALL_FCT (cfct, (at->name ?: name, buf, sizeof (buf),
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- &s, &rc, &herrno)) != NSS_STATUS_SUCCESS)
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+ &s, &errno, &herrno)) != NSS_STATUS_SUCCESS)
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/* If the canonical name cannot be determined, use the passed
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string. */
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s = (char *) name;
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@@ -353,7 +351,6 @@ gaih_inet (const char *name, const struct gaih_service *service,
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const struct gaih_typeproto *tp = gaih_inet_typeproto;
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struct gaih_servtuple *st = (struct gaih_servtuple *) &nullserv;
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struct gaih_addrtuple *at = NULL;
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- int rc;
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bool got_ipv6 = false;
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const char *canon = NULL;
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const char *orig_name = name;
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@@ -395,7 +392,8 @@ gaih_inet (const char *name, const struct gaih_service *service,
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st = (struct gaih_servtuple *)
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alloca_account (sizeof (struct gaih_servtuple), alloca_used);
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- if ((rc = gaih_inet_serv (service->name, tp, req, st, tmpbuf)))
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+ int rc = gaih_inet_serv (service->name, tp, req, st, tmpbuf);
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+ if (__glibc_unlikely (rc != 0))
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return rc;
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}
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else
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@@ -495,7 +493,7 @@ gaih_inet (const char *name, const struct gaih_service *service,
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idn_flags |= IDNA_USE_STD3_ASCII_RULES;
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char *p = NULL;
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- rc = __idna_to_ascii_lz (name, &p, idn_flags);
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+ int rc = __idna_to_ascii_lz (name, &p, idn_flags);
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if (rc != IDNA_SUCCESS)
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{
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/* No need to jump to free_and_return here. */
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@@ -793,15 +791,14 @@ gaih_inet (const char *name, const struct gaih_service *service,
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while (1)
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{
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- rc = 0;
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status = DL_CALL_FCT (fct4, (name, pat,
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tmpbuf->data, tmpbuf->length,
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- &rc, &herrno,
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+ &errno, &herrno,
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NULL));
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if (status == NSS_STATUS_SUCCESS)
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break;
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if (status != NSS_STATUS_TRYAGAIN
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- || rc != ERANGE || herrno != NETDB_INTERNAL)
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+ || errno != ERANGE || herrno != NETDB_INTERNAL)
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{
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if (herrno == TRY_AGAIN)
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no_data = EAI_AGAIN;
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