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| author | Tavian Barnes <tavianator@tavianator.com> | 2022-02-22 20:41:13 -0500 |
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| committer | Tavian Barnes <tavianator@tavianator.com> | 2022-02-23 09:51:02 -0500 |
| commit | 478cf8b3a455db83473d89f8d856ae309974e4ee (patch) | |
| tree | 7278228180517e8152233f899aa5b138c01e192d /compiler/rustc_llvm/llvm-wrapper/Linker.cpp | |
| parent | 5bd1ec3283874b97b27da4539b2950fbd01c4b0e (diff) | |
| download | rust-478cf8b3a455db83473d89f8d856ae309974e4ee.tar.gz rust-478cf8b3a455db83473d89f8d856ae309974e4ee.zip | |
fs: Don't dereference a pointer to a too-small allocation
ptr::addr_of!((*ptr).field) still requires ptr to point to an appropriate allocation for its type. Since the pointer returned by readdir() can be smaller than sizeof(struct dirent), we need to entirely avoid dereferencing it as that type. Link: https://github.com/rust-lang/miri/pull/1981#issuecomment-1048278492 Link: https://github.com/rust-lang/rust/pull/93459#discussion_r795089971
Diffstat (limited to 'compiler/rustc_llvm/llvm-wrapper/Linker.cpp')
0 files changed, 0 insertions, 0 deletions