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| author | Jody McIntyre <scjody@steamballoon.com> | 2005-05-16 21:54:05 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-05-17 07:59:23 -0700 |
| commit | 74a01d11c92c06a0ceac88ca306d507a8186e7f6 (patch) | |
| tree | b91c62c0092e3e3782af731f47936a75bc9cb776 /drivers/ieee1394 | |
| parent | 8d98c5cd41d1932bb76a3945b4e8dea889224d87 (diff) | |
| download | linux-74a01d11c92c06a0ceac88ca306d507a8186e7f6.tar.gz linux-74a01d11c92c06a0ceac88ca306d507a8186e7f6.tar.bz2 linux-74a01d11c92c06a0ceac88ca306d507a8186e7f6.zip | |
[PATCH] ieee1394: fix cross_bound check for null ISO packets
Fix cross_bound to not return 1 for zero-length regions. Fixes regression
when sending null ISO packets.
Signed-off-by: Jody McIntyre <scjody@steamballoon.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/ieee1394')
| -rw-r--r-- | drivers/ieee1394/ohci1394.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/ieee1394/ohci1394.h b/drivers/ieee1394/ohci1394.h index d1758d409610..cc66c1cae250 100644 --- a/drivers/ieee1394/ohci1394.h +++ b/drivers/ieee1394/ohci1394.h @@ -236,6 +236,9 @@ struct ti_ohci { static inline int cross_bound(unsigned long addr, unsigned int size) { + if (size == 0) + return 0; + if (size > PAGE_SIZE) return 1; |