[30/34] device tree: simplify dumpdtb code

Submitted by Alexander Graf on Oct. 4, 2012, 1:56 p.m.

Details

Message ID 1349359016-13107-31-git-send-email-agraf@suse.de
State New
Headers show

Commit Message

Alexander Graf Oct. 4, 2012, 1:56 p.m.
As per Peter's suggestion, we can use glib to write out a buffer in whole to
a file, simplifying the code dramatically.

Signed-off-by: Alexander Graf <agraf@suse.de>
---
 device_tree.c |    9 +--------
 1 files changed, 1 insertions(+), 8 deletions(-)

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diff --git a/device_tree.c b/device_tree.c
index 69ca953..a923613 100644
--- a/device_tree.c
+++ b/device_tree.c
@@ -314,14 +314,7 @@  void qemu_devtree_dumpdtb(void *fdt, int size)
         const char *dumpdtb = qemu_opt_get(machine_opts, "dumpdtb");
         if (dumpdtb) {
             /* Dump the dtb to a file and quit */
-            FILE *f = fopen(dumpdtb, "wb");
-            size_t len;
-            len = fwrite(fdt, size, 1, f);
-            fclose(f);
-            if (len != size) {
-                exit(1);
-            }
-            exit(0);
+            exit(g_file_set_contents(dumpdtb, fdt, size, NULL) ? 0 : 1);
         }
     }