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mirror of https://git.FreeBSD.org/src.git synced 2024-12-23 11:18:54 +00:00
freebsd/sys/xdr
Rick Macklem 0990c0a12c Add a check for a NULL mbuf ptr at the beginning of xdrmbuf_inline()
so that it returns failure instead of crashing when "m->m_len" is
executed and m == NULL. The mbuf ptr can be NULL when a call to
xdrmbuf_getbytes() gets the bytes it needs, but they are at the end
of a short RPC reply. When this happens, xdrmbuf_getbytes() returns
success, but advances the mbuf ptr (xdrs->x_private) to m_next, which
is NULL. If this is followed by a call to xdrmbuf_getlong(), it calls
xdrmbuf_inline(), which would cause a crash by accessing "m->m_len".

Tested by:	pho, serenity at exscape dot org
Approved by:	re (rwatson), kib (mentor)
2009-08-12 16:27:51 +00:00
..
xdr_array.c
xdr_mbuf.c Add a check for a NULL mbuf ptr at the beginning of xdrmbuf_inline() 2009-08-12 16:27:51 +00:00
xdr_mem.c MFdevbranch 192944 2009-05-28 08:18:12 +00:00
xdr_reference.c
xdr_sizeof.c
xdr.c