diff options
Diffstat (limited to 'git-compat-util.h')
| -rw-r--r-- | git-compat-util.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/git-compat-util.h b/git-compat-util.h index f8d46d587..8781e8e22 100644 --- a/git-compat-util.h +++ b/git-compat-util.h @@ -202,6 +202,8 @@ static inline void *xmmap(void *start, size_t length, { void *ret = mmap(start, length, prot, flags, fd, offset); if (ret == MAP_FAILED) { + if (!length) + return NULL; release_pack_memory(length); ret = mmap(start, length, prot, flags, fd, offset); if (ret == MAP_FAILED) |