Date: Tue, 26 Aug 2003 07:11:48 -0700 (PDT) From: Robert Watson <rwatson@FreeBSD.org> To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/netinet raw_ip.c Message-ID: <200308261411.h7QEBmPT074950@repoman.freebsd.org>
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rwatson 2003/08/26 07:11:48 PDT
FreeBSD src repository
Modified files:
sys/netinet raw_ip.c
Log:
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@freebsd.lublin.pl>
MFC after: 3 days
Revision Changes Path
1.115 +2 -0 src/sys/netinet/raw_ip.c
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