esp.c: remove redundant n variable in PDMA COMMAND phase

This variable can be replaced by the existing len variable.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Tested-by: Helge Deller <deller@gmx.de>
Tested-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20240112125420.514425-82-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>

diff --git a/hw/scsi/esp.c b/hw/scsi/esp.c
index ae65c2ef3763ee0e7bd39c3061877137fd0f52e7..8ef6d203e088e3e4e2fab36e0510de913ac2f5a2 100644 (file)
--- a/hw/scsi/esp.c
+++ b/hw/scsi/esp.c
@@ -427,7 +427,6 @@ static void esp_do_dma(ESPState *s)
 {
     uint32_t len, cmdlen;
     uint8_t buf[ESP_CMDFIFO_SZ];
-    int n;
 
     len = esp_get_tc(s);
 
@@ -494,10 +493,9 @@ static void esp_do_dma(ESPState *s)
             fifo8_push_all(&s->cmdfifo, buf, len);
             esp_set_tc(s, esp_get_tc(s) - len);
         } else {
-            n = esp_fifo_pop_buf(&s->fifo, buf, fifo8_num_used(&s->fifo));
-            n = MIN(fifo8_num_free(&s->cmdfifo), n);
-            fifo8_push_all(&s->cmdfifo, buf, n);
-
+            len = esp_fifo_pop_buf(&s->fifo, buf, fifo8_num_used(&s->fifo));
+            len = MIN(fifo8_num_free(&s->cmdfifo), len);
+            fifo8_push_all(&s->cmdfifo, buf, len);
             esp_raise_drq(s);
         }
         trace_esp_handle_ti_cmd(cmdlen);