small tweak

2025-12-05 21:27:13 -06:00 · 2017-10-22 05:13:52 +00:00
parent 92d0e26b5d
commit 1e9e5b3a63
1 changed files with 1 additions and 1 deletions
--- a/main.c
+++ b/main.c
@@ -720,7 +720,7 @@ static inline void shiftpk(u8 *dst,const u8 *src,size_t sbits)
 {
 	size_t i,sbytes = sbits / 8;
 	sbits %= 8;
-	for (i = 0;i < PUBLIC_LEN-sbytes;++i) {
+	for (i = 0;i + sbytes < PUBLIC_LEN;++i) {
 		dst[i] = (src[i+sbytes] << sbits) |
 			(src[i+sbytes+1] >> (8 - sbits));
 	}