The patch titled
Make sure the value in abs() does not get truncated if it is greater than 2^32
has been removed from the -mm tree. Its filename was
make-sure-the-value-in-abs-does-not-get-truncated-if-it-is-greater-than-232.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
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Subject: Make sure the value in abs() does not get truncated if it is greater than 2^32
From: Rolf Eike Beer <eike-kernel@xxxxxxxxx>
abs() will truncate the input if is it outside the 2^32 range. Fix that
by assuming `long' input.
This might generate worse code in the common case.
Signed-off-by: Rolf Eike Beer <eike-kernel@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/kernel.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN include/linux/kernel.h~make-sure-the-value-in-abs-does-not-get-truncated-if-it-is-greater-than-232 include/linux/kernel.h
--- a/include/linux/kernel.h~make-sure-the-value-in-abs-does-not-get-truncated-if-it-is-greater-than-232
+++ a/include/linux/kernel.h
@@ -146,7 +146,7 @@ extern int _cond_resched(void);
#define might_sleep_if(cond) do { if (cond) might_sleep(); } while (0)
#define abs(x) ({ \
- int __x = (x); \
+ long __x = (x); \
(__x < 0) ? -__x : __x; \
})
_
Patches currently in -mm which might be from eike-kernel@xxxxxxxxx are
origin.patch
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