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ppc/pnv: check for OPAL firmware file presence 

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 <clg@kaod.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Cédric Le Goater 2017-09-25 10:58:25 +02:00 committed by David Gibson
parent 5aec066c41
commit 15fcedb26f
1 changed files with 5 additions and 1 deletions
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6
hw/ppc/pnv.c
View File

@ -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);