From: Julian Seward <jseward@acm.org>
Date: Wed, 14 May 2008 12:18:48 +0000 (+0000)
Subject: Merge r7322 (Valid file descriptor argument to llseek system call.)
X-Git-Tag: svn/VALGRIND_3_3_1~32
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=45a81f6d4b8b192fa0e4f665ccb094e623fa3523;p=thirdparty%2Fvalgrind.git

Merge r7322 (Valid file descriptor argument to llseek system call.)
(What bug # does this fix?)


git-svn-id: svn://svn.valgrind.org/valgrind/branches/VALGRIND_3_3_BRANCH@8073
---

diff --git a/coregrind/m_syswrap/syswrap-linux.c b/coregrind/m_syswrap/syswrap-linux.c
index e276fa5ae0..c17f0ef3d9 100644
--- a/coregrind/m_syswrap/syswrap-linux.c
+++ b/coregrind/m_syswrap/syswrap-linux.c
@@ -582,7 +582,10 @@ PRE(sys_llseek)
                  unsigned int, fd, unsigned long, offset_high,
                  unsigned long, offset_low, vki_loff_t *, result,
                  unsigned int, whence);
-   PRE_MEM_WRITE( "llseek(result)", ARG4, sizeof(vki_loff_t));
+   if (!ML_(fd_allowed)(ARG1, "llseek", tid, False))
+      SET_STATUS_Failure( VKI_EBADF );
+   else
+      PRE_MEM_WRITE( "llseek(result)", ARG4, sizeof(vki_loff_t));
 }
 POST(sys_llseek)
 {