Fix clang-tidy: readability-non-const-parameter (2)

diff --git a/src/exif.h b/src/exif.h
index f32e733..56e4e1b 100644 (file)
--- a/src/exif.h
+++ b/src/exif.h
@@ -167,7 +167,7 @@ void exif_set_image_comment(FileData* fd, const gchar* comment);
 
 /*raw support */
 guchar *exif_get_preview(ExifData *exif, guint *data_len, gint requested_width, gint requested_height);
-void exif_free_preview(const guchar *buf);
+void exif_free_preview(guchar *buf);
 
 gchar *metadata_file_info(FileData *fd, const gchar *key, MetadataFormat format);
 gchar *metadata_lua_info(FileData *fd, const gchar *key, MetadataFormat format);