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author | Linus Torvalds <torvalds@linux-foundation.org> | 2024-01-10 22:03:52 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2024-01-10 22:03:52 +0300 |
commit | 120a201bd2ad0bffebdd2cf62c389dbba79bbfae (patch) | |
tree | 82250acc579a556aae85ca08c7c6ce77dceec554 /arch/arm | |
parent | 72116efd6307077546c93e0432a197876cedff70 (diff) | |
parent | a75b3809dce2ad006ebf7fa641f49881fa0d79d7 (diff) | |
download | linux-120a201bd2ad0bffebdd2cf62c389dbba79bbfae.tar.xz |
Merge tag 'hardening-v6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux
Pull hardening updates from Kees Cook:
- Introduce the param_unknown_fn type and other clean ups (Andy
Shevchenko)
- Various __counted_by annotations (Christophe JAILLET, Gustavo A. R.
Silva, Kees Cook)
- Add KFENCE test to LKDTM (Stephen Boyd)
- Various strncpy() refactorings (Justin Stitt)
- Fix qnx4 to avoid writing into the smaller of two overlapping buffers
- Various strlcpy() refactorings
* tag 'hardening-v6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
qnx4: Use get_directory_fname() in qnx4_match()
qnx4: Extract dir entry filename processing into helper
atags_proc: Add __counted_by for struct buffer and use struct_size()
tracing/uprobe: Replace strlcpy() with strscpy()
params: Fix multi-line comment style
params: Sort headers
params: Use size_add() for kmalloc()
params: Do not go over the limit when getting the string length
params: Introduce the param_unknown_fn type
lkdtm: Add kfence read after free crash type
nvme-fc: replace deprecated strncpy with strscpy
nvdimm/btt: replace deprecated strncpy with strscpy
nvme-fabrics: replace deprecated strncpy with strscpy
drm/modes: replace deprecated strncpy with strscpy_pad
afs: Add __counted_by for struct afs_acl and use struct_size()
VMCI: Annotate struct vmci_handle_arr with __counted_by
i40e: Annotate struct i40e_qvlist_info with __counted_by
HID: uhid: replace deprecated strncpy with strscpy
samples: Replace strlcpy() with strscpy()
SUNRPC: Replace strlcpy() with strscpy()
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/kernel/atags_proc.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/kernel/atags_proc.c b/arch/arm/kernel/atags_proc.c index 3ec2afe78423..cd09f8ab93e3 100644 --- a/arch/arm/kernel/atags_proc.c +++ b/arch/arm/kernel/atags_proc.c @@ -7,7 +7,7 @@ struct buffer { size_t size; - char data[]; + char data[] __counted_by(size); }; static ssize_t atags_read(struct file *file, char __user *buf, @@ -54,7 +54,7 @@ static int __init init_atags_procfs(void) WARN_ON(tag->hdr.tag != ATAG_NONE); - b = kmalloc(sizeof(*b) + size, GFP_KERNEL); + b = kmalloc(struct_size(b, data, size), GFP_KERNEL); if (!b) goto nomem; |