staging: iio: remove unused variable

Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/iio/Documentation/generic_buffer.c

@@ -131,8 +131,6 @@ int main(int argc, char **argv)
 
 
 	int ret, c, i, j, toread;
-
-	FILE *fp_ev;
 	int fp;
 
 	int num_channels;

drivers/staging/iio/Documentation/iio_utils.h

@@ -280,7 +280,7 @@ inline int build_channel_array(const char *device_dir,
 {
 	DIR *dp;
 	FILE *sysfsfp;
-	int count, temp, i;
+	int count, i;
 	struct iio_channel_info *current;
 	int ret;
 	const struct dirent *ent;