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[Qemu-devel] [6545] Fix SIGSEGV crash in slirp networking code


From: Blue Swirl
Subject: [Qemu-devel] [6545] Fix SIGSEGV crash in slirp networking code
Date: Fri, 06 Feb 2009 21:37:40 +0000

Revision: 6545
          http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6545
Author:   blueswir1
Date:     2009-02-06 21:37:40 +0000 (Fri, 06 Feb 2009)

Log Message:
-----------
Fix SIGSEGV crash in slirp networking code

Fix SIGSEGV crash in networking code (bug was introduced in r6288).
Thanks to Gleb Natapov for finding this fix.

Signed-off-by: Stefan Weil <address@hidden>

Modified Paths:
--------------
    trunk/slirp/ip_input.c

Modified: trunk/slirp/ip_input.c
===================================================================
--- trunk/slirp/ip_input.c      2009-02-06 21:30:02 UTC (rev 6544)
+++ trunk/slirp/ip_input.c      2009-02-06 21:37:40 UTC (rev 6545)
@@ -392,8 +392,7 @@
         * into the new buffer.
         */
        if (m->m_flags & M_EXT) {
-         int delta;
-         delta = (char *)ip - m->m_dat;
+         int delta = (char *)q - m->m_dat;
          q = (struct ipasfrag *)(m->m_ext + delta);
        }
 






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