From: Sebastien GODARD <sysstat@users.noreply.github.com>
Date: Sun, 13 Mar 2022 10:46:24 +0000 (+0100)
Subject: get_global_int_statistics(): Cast to size_t before operation is done
X-Git-Tag: v12.6.0~19
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=8003ee5660aae5e28b57543cae9bf786efec0bcc;p=sysstat

get_global_int_statistics(): Cast to size_t before operation is done

Use a cast to ensure that the multiplication is done using size_t.

Signed-off-by: Sebastien GODARD <sysstat@users.noreply.github.com>
---

diff --git a/sa_common.c b/sa_common.c
index 7cd1c16..ef631f3 100644
--- a/sa_common.c
+++ b/sa_common.c
@@ -3325,7 +3325,7 @@ void get_global_int_statistics(struct activity *a, int prev, int curr,
 		if (stc_cpu_sum->irq_nr == 0) {
 			/* Assume current CPU is offline */
 			masked_cpu_bitmap[i >> 3] |= 1 << (i & 0x07);
-			memcpy(stc_cpu_sum, stp_cpu_sum, a->msize * a->nr2);
+			memcpy(stc_cpu_sum, stp_cpu_sum, (size_t) a->msize * a->nr2);
 		}
 
 	}