From: Denis Vlasenko <vda.linux@googlemail.com>
Date: Mon, 5 Nov 2007 19:33:38 +0000 (-0000)
Subject: swaponoff: prevent arithmetic overflow (spotted by Paul Fox <pgf@brightstareng.com>)
X-Git-Tag: 1_9_0~141
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=f8b21d0933a06120bcac6981eb022b0c68e199f0;p=oweals%2Fbusybox.git

swaponoff: prevent arithmetic overflow (spotted by Paul Fox <pgf@brightstareng.com>)
---

diff --git a/util-linux/swaponoff.c b/util-linux/swaponoff.c
index 6858d2619..48f6f4e0b 100644
--- a/util-linux/swaponoff.c
+++ b/util-linux/swaponoff.c
@@ -21,7 +21,7 @@ static int swap_enable_disable(char *device)
 #if ENABLE_DESKTOP
 	/* test for holes */
 	if (S_ISREG(st.st_mode))
-		if (st.st_blocks * 512 < st.st_size)
+		if (st.st_blocks * (off_t)512 < st.st_size)
 			bb_error_msg("warning: swap file has holes");
 #endif