The patch titled
cpqarray: check put_user() result
has been added to the -mm tree. Its filename is
cpqarray-check-put_user-result.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: cpqarray: check put_user() result
From: Kulikov Vasiliy <segooon@xxxxxxxxx>
put_user() may fail, if so return -EFAULT.
Signed-off-by: Kulikov Vasiliy <segooon@xxxxxxxxx>
Cc: Chirag Kantharia <chirag.kantharia@xxxxxx>
Cc: Jens Axboe <jaxboe@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/block/cpqarray.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff -puN drivers/block/cpqarray.c~cpqarray-check-put_user-result drivers/block/cpqarray.c
--- a/drivers/block/cpqarray.c~cpqarray-check-put_user-result
+++ a/drivers/block/cpqarray.c
@@ -1179,7 +1179,8 @@ out_passthru:
return error;
case IDAGETCTLRSIG:
if (!arg) return -EINVAL;
- put_user(host->ctlr_sig, (int __user *)arg);
+ if (put_user(host->ctlr_sig, (int __user *)arg))
+ return -EFAULT;
return 0;
case IDAREVALIDATEVOLS:
if (MINOR(bdev->bd_dev) != 0)
@@ -1187,7 +1188,8 @@ out_passthru:
return revalidate_allvol(host);
case IDADRIVERVERSION:
if (!arg) return -EINVAL;
- put_user(DRIVER_VERSION, (unsigned long __user *)arg);
+ if (put_user(DRIVER_VERSION, (unsigned long __user *)arg))
+ return -EFAULT;
return 0;
case IDAGETPCIINFO:
{
_
Patches currently in -mm which might be from segooon@xxxxxxxxx are
linux-next.patch
cpqarray-check-put_user-result.patch
mm-vmallocc-check-kmalloc-return-value.patch
i2o-fix-overflow-of-copy_to_user.patch
i2o-check-return-code-from-put_user.patch
edac-i5000-improve-handling-of-pci_enable_device-return-value.patch
edac-i5400-improve-handling-of-pci_enable_device-return-value.patch
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