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(parent: 43a2898) | patch
pipe: Fix iteration end check in fuse_dev_splice_write()
authorDavid Howells <dhowells@redhat.com>
Fri, 6 Dec 2019 21:34:51 +0000 (21:34 +0000)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 6 Dec 2019 21:57:04 +0000 (13:57 -0800)
commit76f6777c9cc04efe8036b1d2aa76e618c1631cc6
treed6383685fe462de7eb3007541ee2e26a03b2927dtree | snapshot
parent43a2898631a8beee66c1d64c1e860f43d96b2e91commit | diff
pipe: Fix iteration end check in fuse_dev_splice_write()

Fix the iteration end check in fuse_dev_splice_write().  The iterator
position can only be compared with == or != since wrappage may be involved.

Fixes: 8cefc107ca54 ("pipe: Use head and tail pointers for the ring, not cursor and length")
Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
fs/fuse/dev.c diff | blob | history
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