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| author | Sami Tolvanen <samitolvanen@google.com> | 2021-04-08 11:28:35 -0700 |
|---|---|---|
| committer | Kees Cook <keescook@chromium.org> | 2021-04-08 16:04:22 -0700 |
| commit | 6c4df54ed293f6383efb97fca0e643b8dcbc3769 (patch) | |
| tree | 82f453876971aeb991bfc1210db1e8a5c2f1620d /Documentation/hwmon/sht3x.rst | |
| parent | 4f0f586bf0c898233d8f316f471a21db2abd522d (diff) | |
| download | linux-6c4df54ed293f6383efb97fca0e643b8dcbc3769.tar.gz linux-6c4df54ed293f6383efb97fca0e643b8dcbc3769.tar.bz2 linux-6c4df54ed293f6383efb97fca0e643b8dcbc3769.zip | |
lkdtm: use function_nocfi
To ensure we take the actual address of a function in kernel text,
use function_nocfi. Otherwise, with CONFIG_CFI_CLANG, the compiler
replaces the address with a pointer to the CFI jump table, which is
actually in the module when compiled with CONFIG_LKDTM=m.
Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
Acked-by: Kees Cook <keescook@chromium.org>
Tested-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20210408182843.1754385-11-samitolvanen@google.com
Diffstat (limited to 'Documentation/hwmon/sht3x.rst')
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