diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c
index f4fa1545bd..a8659cf8b9 100644
--- a/hw/ide/ahci.c
+++ b/hw/ide/ahci.c
@@ -754,7 +754,6 @@ static void process_ncq_command(AHCIState *s, int port, uint8_t *cmd_fis,
         case READ_FPDMA_QUEUED:
             DPRINTF(port, "NCQ reading %d sectors from LBA %ld, tag %d\n",
                     ncq_tfs->sector_count-1, ncq_tfs->lba, ncq_tfs->tag);
-            ncq_tfs->is_read = 1;
 
             DPRINTF(port, "tag %d aio read %ld\n", ncq_tfs->tag, ncq_tfs->lba);
 
@@ -768,7 +767,6 @@ static void process_ncq_command(AHCIState *s, int port, uint8_t *cmd_fis,
         case WRITE_FPDMA_QUEUED:
             DPRINTF(port, "NCQ writing %d sectors to LBA %ld, tag %d\n",
                     ncq_tfs->sector_count-1, ncq_tfs->lba, ncq_tfs->tag);
-            ncq_tfs->is_read = 0;
 
             DPRINTF(port, "tag %d aio write %ld\n", ncq_tfs->tag, ncq_tfs->lba);
 
diff --git a/hw/ide/ahci.h b/hw/ide/ahci.h
index 3c29d93b47..5de986c90f 100644
--- a/hw/ide/ahci.h
+++ b/hw/ide/ahci.h
@@ -259,7 +259,6 @@ typedef struct NCQTransferState {
     BlockDriverAIOCB *aiocb;
     QEMUSGList sglist;
     BlockAcctCookie acct;
-    int is_read;
     uint16_t sector_count;
     uint64_t lba;
     uint8_t tag;