Ben Gras 072d916c1c vfs: fix null deref, pfs: add fchmod() ...

. vfs read_only() assumes vnode->v_vmnt is non-NULL, but it can
	  be NULL sometimes
	. e.g. fchmod() on UDS triggered NULL deref; add a check and
	  add REQ_CHMOD to pfs so unix domain sockets can be fchmod()ded
	. add to test56

Change-Id: I83c840f101b647516897cc99fcf472116d762012

2013-04-19 17:06:56 +02:00

978 B

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