From: Ulrich Drepper <drepper@redhat.com>
Date: Fri, 21 Feb 2003 00:12:29 +0000 (+0000)
Subject: Update.
X-Git-Tag: upstream/2.30~20061
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6eb74f33650b4b55e8bc7679145e9293c4b43f2f;p=external%2Fglibc.git

Update.

2003-02-20  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/tcsetattr.c (tcsetattr): Remove obsolete
	patch to check for system call errors.
---

diff --git a/ChangeLog b/ChangeLog
index 8355708..6ae0129 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2003-02-20  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/unix/sysv/linux/tcsetattr.c (tcsetattr): Remove obsolete
+	patch to check for system call errors.
+
 2002-07-24  Philip Blundell  <philb@gnu.org>
 
 	* sysdeps/unix/sysv/linux/arm/ioperm.c (init_iosys): Yield ENODEV
diff --git a/sysdeps/unix/sysv/linux/tcsetattr.c b/sysdeps/unix/sysv/linux/tcsetattr.c
index a5eab4d..0b01894 100644
--- a/sysdeps/unix/sysv/linux/tcsetattr.c
+++ b/sysdeps/unix/sysv/linux/tcsetattr.c
@@ -56,7 +56,6 @@ tcsetattr (fd, optional_actions, termios_p)
 {
   struct __kernel_termios k_termios;
   unsigned long int cmd;
-  int retval;
 
   switch (optional_actions)
     {
@@ -88,35 +87,6 @@ tcsetattr (fd, optional_actions, termios_p)
   memcpy (&k_termios.c_cc[0], &termios_p->c_cc[0],
 	  __KERNEL_NCCS * sizeof (cc_t));
 
-  retval = INLINE_SYSCALL (ioctl, 3, fd, cmd, &k_termios);
-
-  if (retval == 0 && cmd == TCSETS)
-    {
-      /* The Linux kernel has a bug which silently ignore the invalid
-	 c_cflag on pty. We have to check it here. */
-      int save = errno;
-      retval = INLINE_SYSCALL (ioctl, 3, fd, TCGETS, &k_termios);
-      if (retval)
-	{
-	  /* We cannot verify if the setting is ok. We don't return
-	     an error (?). */
-	  __set_errno (save);
-	  retval = 0;
-	}
-      else if ((termios_p->c_cflag & (PARENB | CREAD))
-	       != (k_termios.c_cflag & (PARENB | CREAD))
-	       || ((termios_p->c_cflag & CSIZE)
-		   && ((termios_p->c_cflag & CSIZE)
-		       != (k_termios.c_cflag & CSIZE))))
-	{
-	  /* It looks like the Linux kernel silently changed the
-	     PARENB/CREAD/CSIZE bits in c_cflag. Report it as an
-	     error. */
-	  __set_errno (EINVAL);
-	  retval = -1;
-	}
-    }
-
-  return retval;
+  return INLINE_SYSCALL (ioctl, 3, fd, cmd, &k_termios);
 }
 libc_hidden_def (tcsetattr)