kib 6ef68a4208 Do not allow O_EXEC opens for fifo, return EINVAL. ... Besides not making sense, open(O_EXEC) for fifo creates fifoinfo with zero readers and writers counts, which causes premature free of pipes. Reported and tested by: pho Sponsored by: The FreeBSD Foundation MFC after: 1 week		2013-12-17 17:28:02 +00:00
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fifo_vnops.c