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Commit 5b067676 authored by Latchesar Ionkov's avatar Latchesar Ionkov Committed by Linus Torvalds
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[PATCH] v9fs: allocate the Rwalk qid array from the right conv buffer 



When v9fs_deserealize_fcall deserializes a Rwalk message, it incorrectly
allocates space for the qid array in the source instead of the destination
buffer.

Signed-off-by: default avatarLatchesar Ionkov <lucho@ionkov.net>
Cc: Eric Van Hensbergen <ericvh@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent d06a8fb1

fs/9p/conv.c

+1 −1
Original line number Diff line number Diff line
@@ -651,7 +651,7 @@ v9fs_deserialize_fcall(struct v9fs_session_info *v9ses, u32 msgsize, 
		break;

	case RWALK:

		rcall->params.rwalk.nwqid = buf_get_int16(bufp);

		rcall->params.rwalk.wqids = buf_alloc(bufp,

		rcall->params.rwalk.wqids = buf_alloc(dbufp,

		      rcall->params.rwalk.nwqid * sizeof(struct v9fs_qid));

		if (rcall->params.rwalk.wqids)

			for (i = 0; i < rcall->params.rwalk.nwqid; i++) {