From: Willy Tarreau <w@1wt.eu>
Date: Fri, 10 Apr 2020 10:19:03 +0000 (+0200)
Subject: floppy: cleanup: get rid of current_reqD in favor of current_drive
X-Git-Tag: for-5.8/drivers-2020-06-01~24^2~5
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=99ba6ccc7f8f362ae52ddddda2252e753329c7ec;p=linux-2.6-block.git

floppy: cleanup: get rid of current_reqD in favor of current_drive

This macro equals -1 and is used as an alternative for current_drive when
calling reschedule_timeout(), which in turn needs to remap it. This only
adds obfuscation, let's simply use current_drive.

Link: https://lore.kernel.org/r/20200410101904.14652-2-w@1wt.eu
Signed-off-by: Willy Tarreau <w@1wt.eu>
Signed-off-by: Denis Efremov <efremov@linux.com>
---

diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index b102f55dfa5d..20646d4c5437 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -668,16 +668,12 @@ static struct output_log {
 
 static int output_log_pos;
 
-#define current_reqD -1
 #define MAXTIMEOUT -2
 
 static void __reschedule_timeout(int drive, const char *message)
 {
 	unsigned long delay;
 
-	if (drive == current_reqD)
-		drive = current_drive;
-
 	if (drive < 0 || drive >= N_DRIVE) {
 		delay = 20UL * HZ;
 		drive = 0;
@@ -1960,7 +1956,7 @@ static void floppy_ready(void)
 
 static void floppy_start(void)
 {
-	reschedule_timeout(current_reqD, "floppy start");
+	reschedule_timeout(current_drive, "floppy start");
 
 	scandrives();
 	debug_dcl(drive_params[current_drive].flags,
@@ -2874,7 +2870,7 @@ do_request:
 	}
 	drive = (long)current_req->rq_disk->private_data;
 	set_fdc(drive);
-	reschedule_timeout(current_reqD, "redo fd request");
+	reschedule_timeout(current_drive, "redo fd request");
 
 	set_floppy(drive);
 	raw_cmd = &default_raw_cmd;