Remove extra va_start/va_end calls (bug 17244)

Message ID mvm1tdyr0e7.fsf@hawking.suse.de
State Committed
Delegated to: Andreas Schwab
Headers

Commit Message

Andreas Schwab Sept. 16, 2015, 12:53 p.m. UTC
  The extra calls are effectively no-ops in gcc, so it doesn't affect the
generated code at all.  Installed as obvious.

Andreas.

	[BZ #17244]
	* sysdeps/unix/sysv/linux/semctl.c (__old_semctl, __new_semctl):
	Remove extra va_start/va_end calls.
  

Patch

diff --git a/sysdeps/unix/sysv/linux/semctl.c b/sysdeps/unix/sysv/linux/semctl.c
index e794a58..81a33a9 100644
--- a/sysdeps/unix/sysv/linux/semctl.c
+++ b/sysdeps/unix/sysv/linux/semctl.c
@@ -65,8 +65,6 @@  __old_semctl (int semid, int semnum, int cmd, ...)
   union semun arg;
   va_list ap;
 
-  va_start (ap, cmd);
-
   /* Get the argument only if required.  */
   arg.buf = NULL;
   switch (cmd)
@@ -85,8 +83,6 @@  __old_semctl (int semid, int semnum, int cmd, ...)
       break;
     }
 
-  va_end (ap);
-
   return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd,
 			 &arg);
 }
@@ -99,8 +95,6 @@  __new_semctl (int semid, int semnum, int cmd, ...)
   union semun arg;
   va_list ap;
 
-  va_start (ap, cmd);
-
   /* Get the argument only if required.  */
   arg.buf = NULL;
   switch (cmd)
@@ -119,8 +113,6 @@  __new_semctl (int semid, int semnum, int cmd, ...)
       break;
     }
 
-  va_end (ap);
-
   return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd | __IPC_64,
 			 &arg);
 }