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authorBryan O'Sullivan <bos@pathscale.com>2006-07-01 04:36:14 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-07-01 09:56:01 -0700
commit6d8e9dd050ea78862b6c5e2c873ad6407f9b2428 (patch)
tree4279eb8f2b6ac1359f0e4af32f6df75b124e5efe /drivers
parent8307c28eecea917c4754075fbb85eb398a3bc516 (diff)
downloadop-kernel-dev-6d8e9dd050ea78862b6c5e2c873ad6407f9b2428.zip
op-kernel-dev-6d8e9dd050ea78862b6c5e2c873ad6407f9b2428.tar.gz
[PATCH] IB/ipath: read/write correct sizes through diag interface
We must increment uaddr by size we are reading or writing, since it's passed as a char *, not a pointer to the appropriate size. Signed-off-by: Dave Olson <dave.olson@qlogic.com> Signed-off-by: Bryan O'Sullivan <bryan.osullivan@qlogic.com> Cc: "Michael S. Tsirkin" <mst@mellanox.co.il> Cc: Roland Dreier <rolandd@cisco.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/infiniband/hw/ipath/ipath_diag.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_diag.c b/drivers/infiniband/hw/ipath/ipath_diag.c
index d7f17f2..8a0425e 100644
--- a/drivers/infiniband/hw/ipath/ipath_diag.c
+++ b/drivers/infiniband/hw/ipath/ipath_diag.c
@@ -115,7 +115,7 @@ static int ipath_read_umem64(struct ipath_devdata *dd, void __user *uaddr,
goto bail;
}
reg_addr++;
- uaddr++;
+ uaddr += sizeof(u64);
}
ret = 0;
bail:
@@ -154,7 +154,7 @@ static int ipath_write_umem64(struct ipath_devdata *dd, void __iomem *caddr,
writeq(data, reg_addr);
reg_addr++;
- uaddr++;
+ uaddr += sizeof(u64);
}
ret = 0;
bail:
@@ -192,7 +192,8 @@ static int ipath_read_umem32(struct ipath_devdata *dd, void __user *uaddr,
}
reg_addr++;
- uaddr++;
+ uaddr += sizeof(u32);
+
}
ret = 0;
bail:
@@ -231,7 +232,7 @@ static int ipath_write_umem32(struct ipath_devdata *dd, void __iomem *caddr,
writel(data, reg_addr);
reg_addr++;
- uaddr++;
+ uaddr += sizeof(u32);
}
ret = 0;
bail:
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