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VFS: Add two assertions to resolve_path() to catch corrupted file systems.

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This commit is contained in:
Andreas Kling 2019-02-15 09:07:29 +01:00
parent 18210c606d
commit 0d23cd73e6
1 changed files with 2 additions and 0 deletions
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2
Kernel/VirtualFileSystem.cpp
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@ -477,9 +477,11 @@ InodeIdentifier VFS::resolve_path(const String& path, InodeIdentifier base, int&
#endif #endif
auto mount = find_mount_for_guest(crumb_id); auto mount = find_mount_for_guest(crumb_id);
auto dir_inode = get_inode(mount->host()); auto dir_inode = get_inode(mount->host());
ASSERT(dir_inode);
crumb_id = dir_inode->lookup(".."); crumb_id = dir_inode->lookup("..");
} }
crumb_inode = get_inode(crumb_id); crumb_inode = get_inode(crumb_id);
ASSERT(crumb_inode);
metadata = crumb_inode->metadata(); metadata = crumb_inode->metadata();
if (metadata.is_directory()) { if (metadata.is_directory()) {
if (i != parts.size() - 1) { if (i != parts.size() - 1) {