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| author | Keith Busch <kbusch@kernel.org> | 2021-04-01 19:06:29 +0300 |
|---|---|---|
| committer | Kees Cook <keescook@chromium.org> | 2021-04-02 00:07:41 +0300 |
| commit | 4578be130a6470d85ff05b13b75a00e6224eeeeb (patch) | |
| tree | 3fff5a3d13dbfb53cc8b855a7a5927e139ec29ec /include/linux/overflow.h | |
| parent | a38fd8748464831584a19438cbb3082b5a2dab15 (diff) | |
| download | linux-4578be130a6470d85ff05b13b75a00e6224eeeeb.tar.xz | |
overflow: Correct check_shl_overflow() comment
A 'false' return means the value was safely set, so the comment should
say 'true' for when it is not considered safe.
Cc: Jason Gunthorpe <jgg@ziepe.ca>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
Fixes: 0c66847793d1 ("overflow.h: Add arithmetic shift helper")
Link: https://lore.kernel.org/r/20210401160629.1941787-1-kbusch@kernel.org
Diffstat (limited to 'include/linux/overflow.h')
| -rw-r--r-- | include/linux/overflow.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/overflow.h b/include/linux/overflow.h index ef74051d5cfe..0f12345c21fb 100644 --- a/include/linux/overflow.h +++ b/include/linux/overflow.h @@ -235,7 +235,7 @@ static inline bool __must_check __must_check_overflow(bool overflow) * - 'a << s' sets the sign bit, if any, in '*d'. * * '*d' will hold the results of the attempted shift, but is not - * considered "safe for use" if false is returned. + * considered "safe for use" if true is returned. */ #define check_shl_overflow(a, s, d) __must_check_overflow(({ \ typeof(a) _a = a; \ |