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-rw-r--r--drivers/scsi/scsi_lib.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index dc9c772bc87..0074f28c37b 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -97,7 +97,6 @@ int scsi_insert_special_req(struct scsi_request *sreq, int at_head)
}
static void scsi_run_queue(struct request_queue *q);
-static void scsi_release_buffers(struct scsi_cmnd *cmd);
/*
* Function: scsi_unprep_request()
@@ -1040,8 +1039,10 @@ static int scsi_init_io(struct scsi_cmnd *cmd)
* if sg table allocation fails, requeue request later.
*/
sgpnt = scsi_alloc_sgtable(cmd, GFP_ATOMIC);
- if (unlikely(!sgpnt))
+ if (unlikely(!sgpnt)) {
+ scsi_unprep_request(req);
return BLKPREP_DEFER;
+ }
cmd->request_buffer = (char *) sgpnt;
cmd->request_bufflen = req->nr_sectors << 9;
@@ -1245,8 +1246,8 @@ static int scsi_prep_fn(struct request_queue *q, struct request *req)
*/
ret = scsi_init_io(cmd);
switch(ret) {
+ /* For BLKPREP_KILL/DEFER the cmd was released */
case BLKPREP_KILL:
- /* BLKPREP_KILL return also releases the command */
goto kill;
case BLKPREP_DEFER:
goto defer;