diff options
Diffstat (limited to 'block/raw-posix.c')
| -rw-r--r-- | block/raw-posix.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/block/raw-posix.c b/block/raw-posix.c index 697cd2ee68..1688e16c64 100644 --- a/block/raw-posix.c +++ b/block/raw-posix.c @@ -1776,6 +1776,18 @@ static int hdev_create(const char *filename, QEMUOptionParameter *options, int ret = 0; struct stat stat_buf; int64_t total_size = 0; + bool has_prefix; + + /* This function is used by all three protocol block drivers and therefore + * any of these three prefixes may be given. + * The return value has to be stored somewhere, otherwise this is an error + * due to -Werror=unused-value. */ + has_prefix = + strstart(filename, "host_device:", &filename) || + strstart(filename, "host_cdrom:" , &filename) || + strstart(filename, "host_floppy:", &filename); + + (void)has_prefix; /* Read out options */ while (options && options->name) { |