[PATCH 11/14] ide-tape/ide_tape_get_bsize_from_bdesc: use local buffer

[Borislav Petkov]

There should be no functional change resulting from this patch.

Signed-off-by: Borislav Petkov <petkovbb@xxxxxxxxx>
---
 drivers/ide/ide-tape.c |   11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index dc69c5d..7f70926 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -1451,9 +1451,10 @@ static void ide_tape_get_bsize_from_bdesc(ide_drive_t *drive)
 {
 	idetape_tape_t *tape = drive->driver_data;
 	struct ide_atapi_pc pc;
+	u8 buf[12];
 
 	idetape_create_mode_sense_cmd(&pc, IDETAPE_BLOCK_DESCRIPTOR);
-	if (ide_queue_pc_tail(drive, tape->disk, &pc, pc.buf, pc.req_xfer)) {
+	if (ide_queue_pc_tail(drive, tape->disk, &pc, buf, pc.req_xfer)) {
 		printk(KERN_ERR "ide-tape: Can't get block descriptor\n");
 		if (tape->blk_size == 0) {
 			printk(KERN_WARNING "ide-tape: Cannot deal with zero "
@@ -1462,10 +1463,10 @@ static void ide_tape_get_bsize_from_bdesc(ide_drive_t *drive)
 		}
 		return;
 	}
-	tape->blk_size = (pc.buf[4 + 5] << 16) +
-				(pc.buf[4 + 6] << 8)  +
-				 pc.buf[4 + 7];
-	tape->drv_write_prot = (pc.buf[2] & 0x80) >> 7;
+	tape->blk_size = (buf[4 + 5] << 16) +
+				(buf[4 + 6] << 8)  +
+				 buf[4 + 7];
+	tape->drv_write_prot = (buf[2] & 0x80) >> 7;
 }
 
 static int idetape_chrdev_open(struct inode *inode, struct file *filp)
-- 
1.6.2.4

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