From: Karel Zak <kzak@redhat.com>
Date: Mon, 31 Oct 2022 08:33:24 +0000 (+0100)
Subject: libsmartcols: fix divide by zero [coverity]
X-Git-Tag: v2.39-rc1~454
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=ffacfb2963404c6a5866073404e585fac0c19429;p=thirdparty%2Futil-linux.git

libsmartcols: fix divide by zero [coverity]

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

diff --git a/libsmartcols/src/calculate.c b/libsmartcols/src/calculate.c
index 995e87191d..ad0b15d92d 100644
--- a/libsmartcols/src/calculate.c
+++ b/libsmartcols/src/calculate.c
@@ -119,7 +119,9 @@ static void count_column_deviation(struct libscols_table *tb, struct libscols_co
 		n++;
 		sum += ce->width + extra;
 	}
-	st->width_avg = sum / n;
+
+	if (n)
+		st->width_avg = sum / n;
 
 	/* count deviation */
 	if (n > 1) {