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| author | David Oberhollenzer <david.oberhollenzer@sigma-star.at> | 2019-09-24 17:51:32 +0200 |
|---|---|---|
| committer | David Oberhollenzer <david.oberhollenzer@sigma-star.at> | 2019-09-24 17:51:32 +0200 |
| commit | 0f15824322f8752acf9ece4fc54bf53a7a4e9c57 (patch) | |
| tree | ee519ca569d3197a3ba5899ba57fad037813849a | |
| parent | 8f60ea029a81e1419c4b6f95a1fdf4b166c4efd2 (diff) | |
Fix zero size stack array allocation in write_inode
Simply skip copying of file blocks if there are none.
Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
| -rw-r--r-- | lib/sqfs/write_inode.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/sqfs/write_inode.c b/lib/sqfs/write_inode.c index e64e6a6..422959e 100644 --- a/lib/sqfs/write_inode.c +++ b/lib/sqfs/write_inode.c @@ -63,7 +63,7 @@ int sqfs_meta_writer_write_inode(sqfs_meta_writer_t *ir, ret = sqfs_meta_writer_append(ir, &file, sizeof(file)); if (ret) return ret; - return write_block_sizes(ir, n); + return n->num_file_blocks ? write_block_sizes(ir, n) : 0; } case SQFS_INODE_SLINK: { sqfs_inode_slink_t slink = { @@ -117,7 +117,7 @@ int sqfs_meta_writer_write_inode(sqfs_meta_writer_t *ir, ret = sqfs_meta_writer_append(ir, &file, sizeof(file)); if (ret) return ret; - return write_block_sizes(ir, n); + return n->num_file_blocks ? write_block_sizes(ir, n) : 0; } case SQFS_INODE_EXT_SLINK: { sqfs_inode_slink_t slink = { |