From: Ulrich Drepper <drepper@redhat.com>
Date: Wed, 21 May 1997 00:05:38 +0000 (+0000)
Subject: Save errno.
X-Git-Tag: cvs/libc-2_0_4~59
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f301b575428f237ba2582a6c57dddab1b2a2f501;p=thirdparty%2Fglibc.git

Save errno.
---

diff --git a/sysdeps/unix/sysv/linux/poll.c b/sysdeps/unix/sysv/linux/poll.c
index 875c3b48f88..b92139aab45 100644
--- a/sysdeps/unix/sysv/linux/poll.c
+++ b/sysdeps/unix/sysv/linux/poll.c
@@ -41,10 +41,13 @@ poll (fds, nfds, timeout)
     {
       if (syscall)
 	{
+	  int errno_saved = errno;
 	  int retval = __syscall_poll (fds, nfds, timeout);
 
 	  if (retval >= 0 || errno != ENOSYS)
 	    return retval;
+
+	  __set_errno (errno_saved);
 	}
 
       must_emulate = 1;