From 42741212ebe703a5b9273475e7c65829b8fa2e51 Mon Sep 17 00:00:00 2001 From: Paolo Bonzini Date: Fri, 22 Apr 2011 09:39:16 +0200 Subject: [PATCH] scsi: make write_data return void The return value is unused anyway. Signed-off-by: Paolo Bonzini Reviewed-by: Christoph Hellwig --- hw/scsi-disk.c | 6 ++---- hw/scsi-generic.c | 7 ++----- hw/scsi.h | 2 +- 3 files changed, 5 insertions(+), 10 deletions(-) diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c index f3eba52850..e0c384f148 100644 --- a/hw/scsi-disk.c +++ b/hw/scsi-disk.c @@ -269,7 +269,7 @@ static void scsi_write_complete(void * opaque, int ret) } } -static int scsi_write_data(SCSIRequest *req) +static void scsi_write_data(SCSIRequest *req) { SCSIDiskReq *r = DO_UPCAST(SCSIDiskReq, req, req); SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, r->req.dev); @@ -281,7 +281,7 @@ static int scsi_write_data(SCSIRequest *req) if (r->req.cmd.mode != SCSI_XFER_TO_DEV) { DPRINTF("Data transfer direction invalid\n"); scsi_write_complete(r, -EINVAL); - return 0; + return; } n = r->iov.iov_len / 512; @@ -296,8 +296,6 @@ static int scsi_write_data(SCSIRequest *req) /* Invoke completion routine to fetch data from host. */ scsi_write_complete(r, 0); } - - return 0; } static void scsi_dma_restart_bh(void *opaque) diff --git a/hw/scsi-generic.c b/hw/scsi-generic.c index fc015e0755..579bab9e7c 100644 --- a/hw/scsi-generic.c +++ b/hw/scsi-generic.c @@ -277,7 +277,7 @@ static void scsi_write_complete(void * opaque, int ret) /* Write data to a scsi device. Returns nonzero on failure. The transfer may complete asynchronously. */ -static int scsi_write_data(SCSIRequest *req) +static void scsi_write_data(SCSIRequest *req) { SCSIGenericState *s = DO_UPCAST(SCSIGenericState, qdev, req->dev); SCSIGenericReq *r = DO_UPCAST(SCSIGenericReq, req, req); @@ -287,16 +287,13 @@ static int scsi_write_data(SCSIRequest *req) if (r->len == 0) { r->len = r->buflen; scsi_req_data(&r->req, r->len); - return 0; + return; } ret = execute_command(s->bs, r, SG_DXFER_TO_DEV, scsi_write_complete); if (ret < 0) { scsi_command_complete(r, ret); - return 1; } - - return 0; } /* Return a pointer to the data buffer. */ diff --git a/hw/scsi.h b/hw/scsi.h index 5730faa553..b56338d72a 100644 --- a/hw/scsi.h +++ b/hw/scsi.h @@ -77,7 +77,7 @@ struct SCSIDeviceInfo { void (*free_req)(SCSIRequest *req); int32_t (*send_command)(SCSIRequest *req, uint8_t *buf); void (*read_data)(SCSIRequest *req); - int (*write_data)(SCSIRequest *req); + void (*write_data)(SCSIRequest *req); void (*cancel_io)(SCSIRequest *req); uint8_t *(*get_buf)(SCSIRequest *req); int (*get_sense)(SCSIRequest *req, uint8_t *buf, int len); -- 2.11.0