Messages in this thread | | | Subject | RE: [PATCH] SCSI: Make megaraid_ioctl() check copy_to_user() return value | Date | Fri, 15 Sep 2006 12:26:43 -0600 | From | "Ju, Seokmann" <> |
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Hi,
On Friday, September 15, 2006 8:43 AM, Jesper Juhl wrote: > 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 ACK - Thank you for correction, Jesper.
Seokmann
> -----Original Message----- > From: Jesper Juhl [mailto:jesper.juhl@gmail.com] > Sent: Friday, September 15, 2006 8:43 AM > To: linux-kernel@vger.kernel.org > Cc: Ju, Seokmann; Kolli, Neela; linux-scsi@vger.kernel.org; > akpm@osdl.org; James.Bottomley@steeleye.com; jesper.juhl@gmail.com > Subject: [PATCH] SCSI: Make megaraid_ioctl() check > copy_to_user() return value > > > 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> > --- > > drivers/scsi/megaraid.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > --- linux-2.6.18-rc7-git1-orig/drivers/scsi/megaraid.c > 2006-09-15 13:51:15.121774000 +0200 > +++ linux-2.6.18-rc7-git1/drivers/scsi/megaraid.c > 2006-09-15 14:27:32.377407763 +0200 > @@ -3658,8 +3658,9 @@ megadev_ioctl(struct inode *inode, struc > * 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 ) { > > > > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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