cvs commit: src/sys/netinet raw_ip.c

Robert Watson rwatson at
Tue Aug 26 07:11:49 PDT 2003

rwatson     2003/08/26 07:11:48 PDT

  FreeBSD src repository

  Modified files:
    sys/netinet          raw_ip.c 
  M_PREPEND() with an argument of M_TRYWAIT can fail, meaning the
  returned mbuf can be NULL.  Check for NULL in rip_output() when
  prepending an IP header.  This prevents mbuf exhaustion from
  causing a local kernel panic when sending raw IP packets.
  PR:             kern/55886
  Reported by:    Pawel Malachowski <pawmal-posting at>
  MFC after:      3 days
  Revision  Changes    Path
  1.115     +2 -0      src/sys/netinet/raw_ip.c

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