tools:iio:iio_utils: mark private function static

Functions _write_sysfs_int() and _write_sysfs_string() are supposed to
be called only by public wrappers, so make them static.

Signed-off-by: Hartmut Knaack <knaack.h@gmx.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

1 files changed, 3 insertions, 2 deletions

diff --git a/tools/iio/iio_utils.c b/tools/iio/iio_utils.c
index 60e5ec4165b7..812153ff18c3 100644
--- a/tools/iio/iio_utils.c
+++ b/tools/iio/iio_utils.c
@@ -524,7 +524,7 @@ error_close_dir:
         return ret;
 }
 
-int _write_sysfs_int(char *filename, char *basedir, int val, int verify)
+static int _write_sysfs_int(char *filename, char *basedir, int val, int verify)
 {
         int ret = 0;
         FILE *sysfsfp;
@@ -574,7 +574,8 @@ int write_sysfs_int_and_verify(char *filename, char *basedir, int val)
         return _write_sysfs_int(filename, basedir, val, 1);
 }
 
-int _write_sysfs_string(char *filename, char *basedir, char *val, int verify)
+static int _write_sysfs_string(char *filename, char *basedir, char *val,
+                               int verify)
 {
         int ret = 0;
         FILE  *sysfsfp;