diff options
| -rw-r--r-- | sys/kern/subr_disk.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/kern/subr_disk.c b/sys/kern/subr_disk.c index 6408250..d6c6643 100644 --- a/sys/kern/subr_disk.c +++ b/sys/kern/subr_disk.c @@ -221,6 +221,8 @@ diskdumpconf(u_int onoff, dev_t dev, struct disk *dp) dp->d_slice->dss_slices[dkslice(dev)].ds_offset) * DEV_BSIZE; di.mediasize = (off_t)(dl->d_partitions[dkpart(dev)].p_size) * DEV_BSIZE; + if (di.mediasize == 0) + return (EINVAL); return(set_dumper(&di)); } |
