diff options
| author | Xi Wang <xi.wang@gmail.com> | 2011-12-28 23:49:06 -0500 |
|---|---|---|
| committer | Matthew Garrett <mjg@redhat.com> | 2012-03-12 10:25:51 -0400 |
| commit | e424fb8cc4e6634c10f8159b1ff5618cf7bab9c6 (patch) | |
| tree | 1907ba5a04c791b676de548e62627aa50b795bc7 /include/linux/dw_dmac.h | |
| parent | 461e74377cfcfc2c0d6bbdfa8fc5fbc21b052c2a (diff) | |
panasonic-laptop: avoid overflow in acpi_pcc_hotkey_add()
num_sifr could go negative since acpi_pcc_get_sqty() returns -EINVAL
on error. Then it could bypass the sanity check (num_sifr > 255).
The subsequent call to kzalloc() would allocate a small buffer, leading
to a memory corruption.
Signed-off-by: Xi Wang <xi.wang@gmail.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
Diffstat (limited to 'include/linux/dw_dmac.h')
0 files changed, 0 insertions, 0 deletions