X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=lib%2Fgcd.c;h=3657f129d7b8c5db0bee11a94a97d5d4bf251b52;hb=e96875677fb2b7cb739c5d7769824dff7260d31d;hp=cce4f3cd14b36f1511b7372a5c8a8106b9495437;hpb=3423166fdbc2444bf3a4a27af1d7508364a17be7;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

diff --git a/lib/gcd.c b/lib/gcd.c
index cce4f3c..3657f12 100644
--- a/lib/gcd.c
+++ b/lib/gcd.c
@@ -9,6 +9,9 @@ unsigned long gcd(unsigned long a, unsigned long b)
 
 	if (a < b)
 		swap(a, b);
+
+	if (!b)
+		return a;
 	while ((r = a % b) != 0) {
 		a = b;
 		b = r;