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Ext2FS: Fail the mount if BGD table cache allocation fails

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Instead of asserting if we can't allocate enough memory for a BGD table
cache, just fail the mount instead.
This commit is contained in:
Andreas Kling 2020-12-18 13:18:47 +01:00
parent 8cde8ba511
commit 47da86d136
2 changed files with 9 additions and 5 deletions
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6
Kernel/FileSystem/Ext2FileSystem.h
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@ -120,8 +120,8 @@ private:
const ext2_super_block& super_block() const { return m_super_block; }
const ext2_group_desc& group_descriptor(GroupIndex) const;
ext2_group_desc* block_group_descriptors() { return (ext2_group_desc*)m_cached_group_descriptor_table.value().data(); }
const ext2_group_desc* block_group_descriptors() const { return (const ext2_group_desc*)m_cached_group_descriptor_table.value().data(); }
ext2_group_desc* block_group_descriptors() { return (ext2_group_desc*)m_cached_group_descriptor_table->data(); }
const ext2_group_desc* block_group_descriptors() const { return (const ext2_group_desc*)m_cached_group_descriptor_table->data(); }
void flush_block_group_descriptor_table();
unsigned inodes_per_block() const;
unsigned inodes_per_group() const;
@ -170,7 +170,7 @@ private:
unsigned m_block_group_count { 0 };
mutable ext2_super_block m_super_block;
mutable Optional<KBuffer> m_cached_group_descriptor_table;
mutable OwnPtr<KBuffer> m_cached_group_descriptor_table;
mutable HashMap<InodeIndex, RefPtr<Ext2FSInode>> m_inode_cache;