sysfs_remove_bin_file: no return value, dump_stack on error

[~andy/linux] / drivers / scsi / megaraid.c

diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index ccb0055ac73add3ed031491eae3d57f487b232a3..b87bef69ba0fc28b9261350cae27795df3b72f9c 100644 (file)
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -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 ) {