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Diffstat (limited to 'qemu-img.c')
-rw-r--r--qemu-img.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/qemu-img.c b/qemu-img.c
index 204f618c6..00fcade83 100644
--- a/qemu-img.c
+++ b/qemu-img.c
@@ -297,13 +297,16 @@ static int img_create(int argc, char **argv)
return 0;
}
+ /* Create parameter list with default values */
+ param = parse_option_parameters("", drv->create_options, param);
+ set_option_parameter_int(param, BLOCK_OPT_SIZE, -1);
+
+ /* Parse -o options */
if (options) {
param = parse_option_parameters(options, drv->create_options, param);
if (param == NULL) {
error("Invalid options for file format '%s'.", fmt);
}
- } else {
- param = parse_option_parameters("", drv->create_options, param);
}
/* Get the filename */
@@ -321,7 +324,7 @@ static int img_create(int argc, char **argv)
// The size for the image must always be specified, with one exception:
// If we are using a backing file, we can obtain the size from there
- if (get_option_parameter(param, BLOCK_OPT_SIZE)->value.n == 0) {
+ if (get_option_parameter(param, BLOCK_OPT_SIZE)->value.n == -1) {
QEMUOptionParameter *backing_file =
get_option_parameter(param, BLOCK_OPT_BACKING_FILE);