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authorcinap_lenrek <cinap_lenrek@felloff.net>2016-09-07 23:39:10 +0200
committercinap_lenrek <cinap_lenrek@felloff.net>2016-09-07 23:39:10 +0200
commitbd3429304cdded196990683d4ee77cd36eac3b9c (patch)
tree99c0e1b85d9f7ed83354b6ac43ea2c6eb5d586eb /sys/src/9/port/devcons.c
parent1848f4e946c6a5d625c23f9c6a3ad7480816585a (diff)
kernel: use tk2ms() instead of TK2MS macro for process time conversion
this code isnt time critical and process TReal delta can become very long, so use tk2ms() which is less prone to overflow.
Diffstat (limited to 'sys/src/9/port/devcons.c')
-rw-r--r--sys/src/9/port/devcons.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/sys/src/9/port/devcons.c b/sys/src/9/port/devcons.c
index 7f287610f..17848aed5 100644
--- a/sys/src/9/port/devcons.c
+++ b/sys/src/9/port/devcons.c
@@ -509,8 +509,7 @@ consread(Chan *c, void *buf, long n, vlong off)
l = up->time[i];
if(i == TReal)
l = MACHP(0)->ticks - l;
- l = TK2MS(l);
- readnum(0, tmp+NUMSIZE*i, NUMSIZE, l, NUMSIZE);
+ readnum(0, tmp+NUMSIZE*i, NUMSIZE, tk2ms(l), NUMSIZE);
}
memmove(buf, tmp+k, n);
return n;