ide-atapi: remove pc->buf

Now after all users of pc->buf have been converted, remove the 64B buffer
embedded in each packet command.

There should be no functional change resulting from this patch.

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>

1 files changed, 0 insertions, 11 deletions

diff --git a/include/linux/ide.h b/include/linux/ide.h
index 4cd7157a403f..59aedcd7faee 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -341,11 +341,6 @@ enum {
         PC_FLAG_WRITING                 = (1 << 6),
 };
 
-/*
- * With each packet command, we allocate a buffer of IDE_PC_BUFFER_SIZE bytes.
- * This is used for several packet commands (not for READ/WRITE commands).
- */
-#define IDE_PC_BUFFER_SIZE      64
 #define ATAPI_WAIT_PC           (60 * HZ)
 
 struct ide_atapi_pc {
@@ -358,10 +353,6 @@ struct ide_atapi_pc {
         /* bytes to transfer */
         int req_xfer;
 
-        /* data buffer */
-        u8 *buf;
-        int buf_size;
-
         /* the corresponding request */
         struct request *rq;
 
@@ -371,8 +362,6 @@ struct ide_atapi_pc {
          * those are more or less driver-specific and some of them are subject
          * to change/removal later.
          */
-        u8 pc_buf[IDE_PC_BUFFER_SIZE];
-
         unsigned long timeout;
 };