GNU C Library master sources branch master updated. glibc-2.21-392-g992328e

[roland at sourceware dot org]

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- Log -----------------------------------------------------------------
http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=992328e5e0852c2f3b7126a5861235b07ad27cac

commit 992328e5e0852c2f3b7126a5861235b07ad27cac
Author: Roland McGrath <roland@hack.frob.com>
Date:   Fri May 22 10:18:17 2015 -0700

    Fix nptl-init.c use of INTERNAL_SYSCALL_DECL.

diff --git a/ChangeLog b/ChangeLog
index 131e161..059f9d2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2015-05-22  Roland McGrath  <roland@hack.frob.com>
+
+	* nptl/nptl-init.c (__pthread_initialize_minimal_internal):
+	Use a separate INTERNAL_SYSCALL_DECL (err); in a local scope
+	for each INTERNAL_SYSCALL use.
+
 2015-05-22  Joseph Myers  <joseph@codesourcery.com>
 
 	[BZ #438]
diff --git a/nptl/nptl-init.c b/nptl/nptl-init.c
index 5b8d931..8a51161 100644
--- a/nptl/nptl-init.c
+++ b/nptl/nptl-init.c
@@ -322,19 +322,22 @@ __pthread_initialize_minimal_internal (void)
 #endif
 
   /* Initialize the robust mutex data.  */
+  {
 #ifdef __PTHREAD_MUTEX_HAVE_PREV
-  pd->robust_prev = &pd->robust_head;
+    pd->robust_prev = &pd->robust_head;
 #endif
-  pd->robust_head.list = &pd->robust_head;
+    pd->robust_head.list = &pd->robust_head;
 #ifdef __NR_set_robust_list
-  pd->robust_head.futex_offset = (offsetof (pthread_mutex_t, __data.__lock)
-				  - offsetof (pthread_mutex_t,
-					      __data.__list.__next));
-  int res = INTERNAL_SYSCALL (set_robust_list, err, 2, &pd->robust_head,
-			      sizeof (struct robust_list_head));
-  if (INTERNAL_SYSCALL_ERROR_P (res, err))
+    pd->robust_head.futex_offset = (offsetof (pthread_mutex_t, __data.__lock)
+				    - offsetof (pthread_mutex_t,
+						__data.__list.__next));
+    INTERNAL_SYSCALL_DECL (err);
+    int res = INTERNAL_SYSCALL (set_robust_list, err, 2, &pd->robust_head,
+				sizeof (struct robust_list_head));
+    if (INTERNAL_SYSCALL_ERROR_P (res, err))
 #endif
-    set_robust_list_not_avail ();
+      set_robust_list_not_avail ();
+  }
 
 #ifdef __NR_futex
 # ifndef __ASSUME_PRIVATE_FUTEX
@@ -342,6 +345,7 @@ __pthread_initialize_minimal_internal (void)
      doing the test once this early is beneficial.  */
   {
     int word = 0;
+    INTERNAL_SYSCALL_DECL (err);
     word = INTERNAL_SYSCALL (futex, err, 3, &word,
 			    FUTEX_WAKE | FUTEX_PRIVATE_FLAG, 1);
     if (!INTERNAL_SYSCALL_ERROR_P (word, err))
@@ -362,6 +366,7 @@ __pthread_initialize_minimal_internal (void)
 	 is irrelevant.  Given that passing six parameters is difficult
 	 on some architectures we just pass whatever random value the
 	 calling convention calls for to the kernel.  It causes no harm.  */
+      INTERNAL_SYSCALL_DECL (err);
       word = INTERNAL_SYSCALL (futex, err, 5, &word,
 			       FUTEX_WAIT_BITSET | FUTEX_CLOCK_REALTIME
 			       | FUTEX_PRIVATE_FLAG, 1, NULL, 0);
@@ -414,8 +419,11 @@ __pthread_initialize_minimal_internal (void)
 # ifdef SIGSETXID
   __sigaddset (&sa.sa_mask, SIGSETXID);
 # endif
-  (void) INTERNAL_SYSCALL (rt_sigprocmask, err, 4, SIG_UNBLOCK, &sa.sa_mask,
-			   NULL, _NSIG / 8);
+  {
+    INTERNAL_SYSCALL_DECL (err);
+    (void) INTERNAL_SYSCALL (rt_sigprocmask, err, 4, SIG_UNBLOCK, &sa.sa_mask,
+			     NULL, _NSIG / 8);
+  }
 #endif
 
   /* Get the size of the static and alignment requirements for the TLS

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

Summary of changes:
 ChangeLog        |    6 ++++++
 nptl/nptl-init.c |   30 +++++++++++++++++++-----------
 2 files changed, 25 insertions(+), 11 deletions(-)


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