X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=Documentation%2Finput%2Fff.txt;h=b3867bf49f8f9ec0743e3cc9384d8ed45449a972;hb=2133991d58703aa5986e3789a7ae338bb45f2894;hp=ded4d5f53109d13e79aa47e277a7dde674f5c883;hpb=0b776eb5426752d4e53354ac89e3710d857e09a7;p=mv-sheeva.git

diff --git a/Documentation/input/ff.txt b/Documentation/input/ff.txt
index ded4d5f5310..b3867bf49f8 100644
--- a/Documentation/input/ff.txt
+++ b/Documentation/input/ff.txt
@@ -49,7 +49,9 @@ This information is subject to change.
 #include <linux/input.h>
 #include <sys/ioctl.h>
 
-unsigned long features[1 + FF_MAX/sizeof(unsigned long)];
+#define BITS_TO_LONGS(x) \
+	(((x) + 8 * sizeof (unsigned long) - 1) / (8 * sizeof (unsigned long)))
+unsigned long features[BITS_TO_LONGS(FF_CNT)];
 int ioctl(int file_descriptor, int request, unsigned long *features);
 
 "request" must be EVIOCGBIT(EV_FF, size of features array in bytes )