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| author | Otavio Salvador <otavio@ossystems.com.br> | 2020-05-20 08:43:03 -0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-05-20 08:43:03 -0300 |
| commit | 1279cd128bba968ebe0a2df7f7ae38bae90250ef (patch) | |
| tree | df6b1a190760f51465122ca4c13492d5ac5984c6 /fs/hfsplus/extents.c | |
| parent | 0a8ab17689e628c84a666195bfc6ab85d11cf057 (diff) | |
| parent | 2ae782ca839e0ee07de37122ddea362adff2e975 (diff) | |
Merge pull request #76 from toradex/4.9-2.3.x-imx
4.9 2.3.x imx
Diffstat (limited to 'fs/hfsplus/extents.c')
| -rw-r--r-- | fs/hfsplus/extents.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/fs/hfsplus/extents.c b/fs/hfsplus/extents.c index feca524ce2a5..d93c051559cb 100644 --- a/fs/hfsplus/extents.c +++ b/fs/hfsplus/extents.c @@ -99,6 +99,10 @@ static int __hfsplus_ext_write_extent(struct inode *inode, if (hip->extent_state & HFSPLUS_EXT_NEW) { if (res != -ENOENT) return res; + /* Fail early and avoid ENOSPC during the btree operation */ + res = hfs_bmap_reserve(fd->tree, fd->tree->depth + 1); + if (res) + return res; hfs_brec_insert(fd, hip->cached_extents, sizeof(hfsplus_extent_rec)); hip->extent_state &= ~(HFSPLUS_EXT_DIRTY | HFSPLUS_EXT_NEW); @@ -232,7 +236,9 @@ int hfsplus_get_block(struct inode *inode, sector_t iblock, ablock = iblock >> sbi->fs_shift; if (iblock >= hip->fs_blocks) { - if (iblock > hip->fs_blocks || !create) + if (!create) + return 0; + if (iblock > hip->fs_blocks) return -EIO; if (ablock >= hip->alloc_blocks) { res = hfsplus_file_extend(inode, false); |