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authorBalbir Singh <balbir@linux.vnet.ibm.com>2008-12-09 13:14:07 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2008-12-10 08:01:52 -0800
commit361371201b60ffd686a694c848c1d5ad6061725f (patch)
tree925f3fa0e62a5fc64840824dfd9a9aad36cb1076 /kernel/relay.c
parent69fc208be5b7eb18d22d1eca185b201400fd5ffc (diff)
downloadlinux-361371201b60ffd686a694c848c1d5ad6061725f.tar.bz2
uml: boot broken due to buffer overrun
mconsole_init() passed 256 bytes as length in os_create_unix_socket, while the sizeof UNIX_PATH_MAX is 108. This patch fixes that problem and avoids a big overrun bug reported on UML bootup. sockaddr_un.sun_path is UNIX_PATH_MAX long which causes the problem. Reported-by: Vikas K Managutte <vikki.km@gmail.com> Reported-by: Sarvesh Kumar Lal Das <skldas@gmail.com> Signed-off-by: Balbir Singh <balbir@linux.vnet.ibm.com> Reviewed-by: Pekka Enberg <penberg@cs.helsinki.fi> Reviewed-by: WANG Cong <wangcong@zeuux.org> Cc: Jeff Dike <jdike@addtoit.com> Cc: <stable@kernel.org> [please check with Jeff] Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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