iio: tools: generic_buffer: increase trigger length

Increased trigger length to 64 in order to cope with trigger names
like fc030000.adc-dev0-external-rising

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

tools/iio/iio_utils.h

@@ -13,7 +13,7 @@
 #include <stdint.h>
 
 /* Made up value to limit allocation sizes */
-#define IIO_MAX_NAME_LENGTH 30
+#define IIO_MAX_NAME_LENGTH 64
 
 #define FORMAT_SCAN_ELEMENTS_DIR "%s/scan_elements"
 #define FORMAT_TYPE_FILE "%s_type"