[Qemu-devel] [PATCH v2] ppc/pnv: check for OPAL firmware file presence

[Cédric Le Goater]

and exit before uselessly trying to load it if the file does not
exists.

Issue discovered by Coverity Scan.

Signed-off-by: Cédric Le Goater <address@hidden>
---

 Changes since v1:

 - fixed spelling
 - improved OPAL naming by adding firmware 

 hw/ppc/pnv.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
index 47221158d415..d46d91c76f5c 100644
--- a/hw/ppc/pnv.c
+++ b/hw/ppc/pnv.c
@@ -570,10 +570,14 @@ static void ppc_powernv_init(MachineState *machine)
     }
 
     fw_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
+    if (!fw_filename) {
+        error_report("Could not find OPAL firmware '%s'", bios_name);
+        exit(1);
+    }
 
     fw_size = load_image_targphys(fw_filename, FW_LOAD_ADDR, FW_MAX_SIZE);
     if (fw_size < 0) {
-        error_report("Could not load OPAL '%s'", fw_filename);
+        error_report("Could not load OPAL firmware '%s'", fw_filename);
         exit(1);
     }
     g_free(fw_filename);
-- 
2.13.5