diff options
Diffstat (limited to 'security/selinux/ss/ebitmap.c')
-rw-r--r-- | security/selinux/ss/ebitmap.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/security/selinux/ss/ebitmap.c b/security/selinux/ss/ebitmap.c index cfed1d30fa6a..d539346ab3a2 100644 --- a/security/selinux/ss/ebitmap.c +++ b/security/selinux/ss/ebitmap.c @@ -93,11 +93,15 @@ int ebitmap_export(const struct ebitmap *src, size_t bitmap_byte; unsigned char bitmask; + if (src->highbit == 0) { + *dst = NULL; + *dst_len = 0; + return 0; + } + bitmap_len = src->highbit / 8; if (src->highbit % 7) bitmap_len += 1; - if (bitmap_len == 0) - return -EINVAL; bitmap = kzalloc((bitmap_len & ~(sizeof(MAPTYPE) - 1)) + sizeof(MAPTYPE), |