[SCSI] Disable WRITE SAME for RAID and virtual host adapter drivers

[mirror_ubuntu-zesty-kernel.git] / drivers / scsi / 3w-sas.c

diff --git a/drivers/scsi/3w-sas.c b/drivers/scsi/3w-sas.c
index 52a2f0580d97502bfababc11ac7a30f36d8bf100..4de346017e9ff91b43aed80d48231ac60f23a4e3 100644 (file)
--- a/drivers/scsi/3w-sas.c
+++ b/drivers/scsi/3w-sas.c
@@ -757,7 +757,7 @@ static long twl_chrdev_ioctl(struct file *file, unsigned int cmd, unsigned long
        dma_addr_t dma_handle;
        int request_id = 0;
        TW_Ioctl_Driver_Command driver_command;
-       struct inode *inode = file->f_dentry->d_inode;
+       struct inode *inode = file_inode(file);
        TW_Ioctl_Buf_Apache *tw_ioctl;
        TW_Command_Full *full_command_packet;
        TW_Device_Extension *tw_dev = twl_device_extension_list[iminor(inode)];
@@ -1600,7 +1600,8 @@ static struct scsi_host_template driver_template = {
        .cmd_per_lun            = TW_MAX_CMDS_PER_LUN,
        .use_clustering         = ENABLE_CLUSTERING,
        .shost_attrs            = twl_host_attrs,
-       .emulated               = 1
+       .emulated               = 1,
+       .no_write_same          = 1,
 };
 
 /* This function will probe and initialize a card */