drivers/block/floppy.c: remove macros CALL, WAIT and IWAIT
Joe Perches [Wed, 10 Mar 2010 23:20:57 +0000 (15:20 -0800)]
Obfuscating macros with embedded returns are not nice

Signed-off-by: Joe Perches <joe@perches.com>
Cc: Stephen Hemminger <shemminger@vyatta.com>
Cc: Jens Axboe <jens.axboe@oracle.com>
Cc: Marcin Slusarz <marcin.slusarz@gmail.com>
Cc: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/block/floppy.c

index 665b32f..4d0ac12 100644 (file)
@@ -519,10 +519,6 @@ static DECLARE_WAIT_QUEUE_HEAD(fdc_wait);
 static DECLARE_WAIT_QUEUE_HEAD(command_done);
 
 #define NO_SIGNAL (!interruptible || !signal_pending(current))
-#define CALL(x)                if ((x) == -EINTR) return -EINTR
-#define _WAIT(x,i)     CALL(ret=wait_til_done((x),i))
-#define WAIT(x)                _WAIT((x),interruptible)
-#define IWAIT(x)       _WAIT((x),1)
 
 /* Errors during formatting are counted here. */
 static int format_errors;
@@ -2268,7 +2264,9 @@ static int do_format(int drive, struct format_descr *tmp_format_req)
        format_errors = 0;
        cont = &format_cont;
        errors = &format_errors;
-       IWAIT(redo_format);
+       ret = wait_til_done(redo_format, 1);
+       if (ret == -EINTR)
+               return -EINTR;
        process_fd_request();
        return ret;
 }
@@ -2996,8 +2994,6 @@ static struct cont_t poll_cont = {
 
 static int poll_drive(int interruptible, int flag)
 {
-       int ret;
-
        /* no auto-sense, just clear dcl */
        raw_cmd = &default_raw_cmd;
        raw_cmd->flags = flag;
@@ -3006,8 +3002,8 @@ static int poll_drive(int interruptible, int flag)
        cont = &poll_cont;
        debug_dcl(DP->flags, "setting NEWCHANGE in poll_drive\n");
        set_bit(FD_DISK_NEWCHANGE_BIT, &DRS->flags);
-       WAIT(floppy_ready);
-       return ret;
+
+       return wait_til_done(floppy_ready, interruptible);
 }
 
 /*
@@ -3038,7 +3034,9 @@ static int user_reset_fdc(int drive, int arg, int interruptible)
                FDCS->reset = 1;
        if (FDCS->reset) {
                cont = &reset_cont;
-               WAIT(reset_fdc);
+               ret = wait_til_done(reset_fdc, interruptible);
+               if (ret == -EINTR)
+                       return -EINTR;
        }
        process_fd_request();
        return 0;