From: Karel Zak <kzak@redhat.com>
Date: Tue, 1 Jul 2014 11:25:46 +0000 (+0200)
Subject: cfdisk: fix division by zero [clang-analyze]
X-Git-Tag: v2.25-rc2~7
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=a1da27a8c038d78014bee702dca9a3dc32bf1133;p=thirdparty%2Futil-linux.git

cfdisk: fix division by zero [clang-analyze]

Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/disk-utils/cfdisk.c b/disk-utils/cfdisk.c
index 0e4638f102..b79579ee41 100644
--- a/disk-utils/cfdisk.c
+++ b/disk-utils/cfdisk.c
@@ -796,6 +796,9 @@ static size_t menuitem_get_line(struct cfdisk *cf, size_t idx)
 		size_t len = m->width + 4 + MENU_PADDING;	/* item width */
 		size_t items = COLS / len;			/* items per line */
 
+		if (items == 0)
+			return 0;
+
 		return MENU_START_LINE + ((idx / items));
 	}
 }
@@ -814,6 +817,9 @@ static int menuitem_get_column(struct cfdisk *cf, size_t idx)
 				COLS % len :				/* - multi-line menu */
 				COLS - (cf->menu->nitems * len);	/* - one line menu */
 
+		if (items == 0)
+			return 0;					/* hmm... no space */
+
 		extra += MENU_PADDING;		/* add padding after last item to extra */
 
 		if (idx < items)