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[SCSI] megaraid: Make megaraid_ioctl() check copy_to_user() return value

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Check copy_to_user() return value in drivers/scsi/megaraid.c::megadev_ioctl()
This gets rid of this little warning:
  drivers/scsi/megaraid.c:3661: warning: ignoring return value of 'copy_to_user', declared with attribute warn_unused_result

Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Acked-by: "Ju, Seokmann" <Seokmann.Ju@lsil.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Jesper Juhl 2006-09-15 14:43:11 +02:00 committed by James Bottomley
parent 5fcda42245
commit 2d2f8d59b1
1 changed files with 3 additions and 2 deletions
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5
drivers/scsi/megaraid.c
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@ -3656,8 +3656,9 @@ megadev_ioctl(struct inode *inode, struct file *filep, unsigned int cmd,
* Send the request sense data also, irrespective of
* whether the user has asked for it or not.
*/
copy_to_user(upthru->reqsensearea,
pthru->reqsensearea, 14);
if (copy_to_user(upthru->reqsensearea,
pthru->reqsensearea, 14))
rval = -EFAULT;
freemem_and_return:
if( pthru->dataxferlen ) {