Re: [PATCH 1/8] add lib/gcd.c

From: Sergei Shtylyov
Date: Thu Jun 04 2009 - 10:20:12 EST


Hello.

Florian Fainelli wrote:

This patch adds lib/gcd.c which contains a greatest
common divider implementation taken from
sound/core/pcm_timer.c

Signed-off-by: Florian Fainelli <florian@xxxxxxxxxxx>

[...]

diff --git a/lib/gcd.c b/lib/gcd.c
new file mode 100644
index 0000000..fbf81a8
--- /dev/null
+++ b/lib/gcd.c
@@ -0,0 +1,20 @@
+#include <linux/gcd.h>
+#include <linux/module.h>
+
+/* Greatest common divisor */
+unsigned long gcd(unsigned long a, unsigned long b)
+{
+ unsigned long r;
+
+ if (a < b) {
+ r = a;
+ a = b;
+ b = r;

Fix indetnation please.

+ }
+ while ((r = a % b) != 0) {
+ a = b;
+ b = r;
+ }
+ return b;
+}
+EXPORT_SYMBOL(gcd);

WBR, Sergei
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