diff options
| -rw-r--r-- | lib/libdisk/disk.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/libdisk/disk.c b/lib/libdisk/disk.c index c750c2b..ae79d29 100644 --- a/lib/libdisk/disk.c +++ b/lib/libdisk/disk.c @@ -470,6 +470,9 @@ Disk_Names() return NULL; } + if (listsize == 0) + return (NULL); + disks = malloc(sizeof *disks * (1 + MAX_NO_DISKS)); if (disks == NULL) return NULL; @@ -481,7 +484,7 @@ Disk_Names() memset(disks,0,sizeof *disks * (1 + MAX_NO_DISKS)); memset(disklist, 0, listsize + 1); error = sysctlbyname("kern.disks", disklist, &listsize, NULL, 0); - if (error) { + if (error || disklist[0] == 0) { free(disklist); free(disks); return NULL; |
