GNU C Library master sources branch master updated. glibc-2.21-367-geb28611

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- Log -----------------------------------------------------------------
http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=eb286115b170893563f502b9e3d28e169abd8dcc

commit eb286115b170893563f502b9e3d28e169abd8dcc
Author: Steve Ellcey <sellcey@mips.com>
Date:   Tue May 19 13:09:01 2015 -0700

    	* inet/rcmd.c (rresvport_af): Change ss to anonymous union
    	in order to avoid strict alias warnings.
    	(iruserok_af): Ditto for ra.

diff --git a/ChangeLog b/ChangeLog
index 4268eb7..5080370 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2015-05-19  Paul Eggert  <eggert@cs.ucla.edu>
+	    Steve Ellcey  <sellcey@imgtec.com>
+
+	* inet/rcmd.c (rresvport_af): Change ss to anonymous union
+	in order to avoid strict alias warnings.
+	(iruserok_af): Ditto for ra.
+
 2015-05-19  James Lemke  <jwlemke@codesourcery.com>
 
 	[BZ #17581]
diff --git a/inet/rcmd.c b/inet/rcmd.c
index acacaa0..98b3735 100644
--- a/inet/rcmd.c
+++ b/inet/rcmd.c
@@ -114,10 +114,10 @@ rcmd_af(ahost, rport, locuser, remuser, cmd, fd2p, af)
 	struct addrinfo hints, *res, *ai;
 	union
 	{
-	  struct sockaddr sa;
-	  struct sockaddr_storage ss;
-	  struct sockaddr_in sin;
-	  struct sockaddr_in6 sin6;
+		struct sockaddr sa;
+		struct sockaddr_storage ss;
+		struct sockaddr_in sin;
+		struct sockaddr_in6 sin6;
 	} from;
 	struct pollfd pfd[2];
 	int32_t oldmask;
@@ -374,7 +374,11 @@ rresvport_af(alport, family)
 	int *alport;
 	sa_family_t family;
 {
-	struct sockaddr_storage ss;
+	union {
+		struct sockaddr generic;
+		struct sockaddr_in in;
+		struct sockaddr_in6 in6;
+	} ss;
 	int s;
 	size_t len;
 	uint16_t *sport;
@@ -382,11 +386,11 @@ rresvport_af(alport, family)
 	switch(family){
 	case AF_INET:
 		len = sizeof(struct sockaddr_in);
-		sport = &((struct sockaddr_in *)&ss)->sin_port;
+		sport = &ss.in.sin_port;
 		break;
 	case AF_INET6:
 		len = sizeof(struct sockaddr_in6);
-		sport = &((struct sockaddr_in6 *)&ss)->sin6_port;
+		sport = &ss.in6.sin6_port;
 		break;
 	default:
 		__set_errno (EAFNOSUPPORT);
@@ -398,9 +402,9 @@ rresvport_af(alport, family)
 
 	memset (&ss, '\0', sizeof(ss));
 #ifdef SALEN
-	ss.__ss_len = len;
+	ss.generic.__ss_len = len;
 #endif
-	ss.ss_family = family;
+	ss.generic.sa_family = family;
 
 	/* Ignore invalid values.  */
 	if (*alport < IPPORT_RESERVED / 2)
@@ -411,7 +415,7 @@ rresvport_af(alport, family)
 	int start = *alport;
 	do {
 		*sport = htons((uint16_t) *alport);
-		if (__bind(s, (struct sockaddr *)&ss, len) >= 0)
+		if (__bind(s, &ss.generic, len) >= 0)
 			return s;
 		if (errno != EADDRINUSE) {
 			(void)__close(s);
@@ -604,27 +608,29 @@ iruserok_af (raddr, superuser, ruser, luser, af)
      const char *ruser, *luser;
      sa_family_t af;
 {
-  struct sockaddr_storage ra;
+  union {
+    struct sockaddr generic;
+    struct sockaddr_in in;
+    struct sockaddr_in6 in6;
+  } ra;
   size_t ralen;
 
   memset (&ra, '\0', sizeof(ra));
   switch (af){
   case AF_INET:
-    ra.ss_family = AF_INET;
-    memcpy (&(((struct sockaddr_in *)&ra)->sin_addr), raddr,
-	    sizeof(struct in_addr));
+    ra.in.sin_family = AF_INET;
+    memcpy (&ra.in.sin_addr, raddr, sizeof(struct in_addr));
     ralen = sizeof(struct sockaddr_in);
     break;
   case AF_INET6:
-    ra.ss_family = AF_INET6;
-    memcpy (&(((struct sockaddr_in6 *)&ra)->sin6_addr), raddr,
-	    sizeof(struct in6_addr));
+    ra.in6.sin6_family = AF_INET6;
+    memcpy (&ra.in6.sin6_addr, raddr, sizeof(struct in6_addr));
     ralen = sizeof(struct sockaddr_in6);
     break;
   default:
     return 0;
   }
-  return ruserok_sa ((struct sockaddr *)&ra, ralen, superuser, ruser, luser);
+  return ruserok_sa (&ra.generic, ralen, superuser, ruser, luser);
 }
 libc_hidden_def (iruserok_af)
 

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog   |    7 +++++++
 inet/rcmd.c |   42 ++++++++++++++++++++++++------------------
 2 files changed, 31 insertions(+), 18 deletions(-)


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