hw/rdma/rdma_utils: Rename rdma_pci_dma_map 'len' argument

Various APIs use 'pval' naming for 'pointer to val'.
rdma_pci_dma_map() uses 'plen' for 'PCI length', but since
'PCI' is already explicit in the function name, simplify
and rename the argument 'len'. No logical change.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Yuval Shaia <yuval.shaia.ml@gmail.com>
Tested-by: Yuval Shaia <yuval.shaia.ml@gmail.com>
Message-Id: <20220111184309.28637-7-f4bug@amsat.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>

1 files changed, 7 insertions, 7 deletions

diff --git a/hw/rdma/rdma_utils.c b/hw/rdma/rdma_utils.c
index 98df58f689..61cb8ede0f 100644
--- a/hw/rdma/rdma_utils.c
+++ b/hw/rdma/rdma_utils.c
@@ -17,29 +17,29 @@
 #include "trace.h"
 #include "rdma_utils.h"
 
-void *rdma_pci_dma_map(PCIDevice *dev, dma_addr_t addr, dma_addr_t plen)
+void *rdma_pci_dma_map(PCIDevice *dev, dma_addr_t addr, dma_addr_t len)
 {
     void *p;
-    hwaddr len = plen;
+    hwaddr pci_len = len;
 
     if (!addr) {
         rdma_error_report("addr is NULL");
         return NULL;
     }
 
-    p = pci_dma_map(dev, addr, &len, DMA_DIRECTION_TO_DEVICE);
+    p = pci_dma_map(dev, addr, &pci_len, DMA_DIRECTION_TO_DEVICE);
     if (!p) {
         rdma_error_report("pci_dma_map fail, addr=0x%"PRIx64", len=%"PRId64,
-                          addr, len);
+                          addr, pci_len);
         return NULL;
     }
 
-    if (len != plen) {
-        rdma_pci_dma_unmap(dev, p, len);
+    if (pci_len != len) {
+        rdma_pci_dma_unmap(dev, p, pci_len);
         return NULL;
     }
 
-    trace_rdma_pci_dma_map(addr, p, len);
+    trace_rdma_pci_dma_map(addr, p, pci_len);
 
     return p;
 }