From: Daniel Walker drivers/scsi/megaraid.c: In function ‘megadev_ioctl’: drivers/scsi/megaraid.c:3665: warning: ignoring return value of ‘copy_to_user’, declared with attribute warn_unused_result Signed-off-by: Daniel Walker Acked-by: Alan Cox Cc: Signed-off-by: Andrew Morton --- drivers/scsi/megaraid.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-) diff -puN drivers/scsi/megaraid.c~megaraid-gcc-41-warning-fix drivers/scsi/megaraid.c --- devel/drivers/scsi/megaraid.c~megaraid-gcc-41-warning-fix 2006-05-11 15:18:17.000000000 -0700 +++ devel-akpm/drivers/scsi/megaraid.c 2006-05-11 15:18:17.000000000 -0700 @@ -3662,8 +3662,9 @@ 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 ) { _