From 5b6c942dd1f13835eff8105ec2aa859544a1498d Mon Sep 17 00:00:00 2001 From: Borislav Petkov Date: Tue, 31 Mar 2009 20:15:34 +0200 Subject: [PATCH] ide-floppy: do not complete rq's prematurely ... and access them afterwards. Simplify rq completing code while at it. Spotted-by: Tejun Heo Signed-off-by: Borislav Petkov Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/ide-atapi.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c index 100e6f94b4f0..3e43b889dd64 100644 --- a/drivers/ide/ide-atapi.c +++ b/drivers/ide/ide-atapi.c @@ -310,16 +310,14 @@ static ide_startstop_t ide_pc_intr(ide_drive_t *drive) pc->xferred = pc->req_xfer; if (drive->pc_update_buffers) drive->pc_update_buffers(drive, pc); - - if (drive->media == ide_floppy) - ide_complete_rq(drive, 0, blk_rq_bytes(rq)); } debug_log("%s: DMA finished\n", drive->name); } /* No more interrupts */ if ((stat & ATA_DRQ) == 0) { - int uptodate; + int uptodate, error; + unsigned int done; debug_log("Packet command completed, %d bytes transferred\n", pc->xferred); @@ -366,9 +364,9 @@ static ide_startstop_t ide_pc_intr(ide_drive_t *drive) if (blk_special_request(rq)) { rq->errors = 0; - ide_complete_rq(drive, 0, blk_rq_bytes(rq)); + done = blk_rq_bytes(rq); + error = 0; } else { - unsigned int done; if (blk_fs_request(rq) == 0 && uptodate <= 0) { if (rq->errors == 0) @@ -380,9 +378,10 @@ static ide_startstop_t ide_pc_intr(ide_drive_t *drive) else done = blk_rq_bytes(rq); - ide_complete_rq(drive, uptodate ? 0 : -EIO, done); + error = uptodate ? 0 : -EIO; } + ide_complete_rq(drive, error, done); return ide_stopped; }