From: Bastian Dehn <hhaalo@arcor.de>
Date: Sat, 1 Feb 2025 09:38:46 +0000 (+0100)
Subject: change variable unsigend bit mirror
X-Git-Tag: v1.0.29^2~3^2~7
X-Git-Url: https://gitweb.hhaalo.de/?a=commitdiff_plain;h=dd6c2b51ac81c63dc68c959e5698c6058326fb28;p=sane-kds-s2000w-net.git

change variable unsigend bit mirror
---

diff --git a/src/kds_s2000w_image_converter_netpbm.c b/src/kds_s2000w_image_converter_netpbm.c
index 7017b35..1a6cfa9 100644
--- a/src/kds_s2000w_image_converter_netpbm.c
+++ b/src/kds_s2000w_image_converter_netpbm.c
@@ -136,16 +136,15 @@ void _kds_s2000w_image_converter_jpeg_metadata(blobdata* image, image_metadata*
 
 unsigned char _kds_s2000w_image_converter_mirror_bits(unsigned char data)
 {
-	char tmp = data;
-	data = 0;
+	unsigned char tmp = 0;
 
-	for (int j = 0; j < BYTE_BITS; j++) {
-		data += tmp & 1;
-		data <<= 1;
-		tmp >>= 1;
+	for (int i = 0; i < BYTE_BITS; i++) {
+		tmp += data & 1;
+		tmp <<= 1;
+		data >>= 1;
 	}
 
-	return data;
+	return tmp;
 }
 
 void _kds_s2000w_image_converter_write_bw_pnm(unsigned char* data,