des: des_setkey always returns 0, there is no point

in checking whether it returns 1.

    text           data     bss     dec     hex filename
-   4283              0   70209   74492   122fc libcrypt/des.o
+   4273              0   70209   74482   122f2 libcrypt/des.o

diff --git a/libcrypt/des.c b/libcrypt/des.c
index 05dd333..502dc28 100644 (file)
--- a/libcrypt/des.c
+++ b/libcrypt/des.c
@@ -372,7 +372,7 @@ setup_salt(u_int32_t salt)
 }
 
 
-static int
+static void
 des_setkey(const char *key)
 {
        u_int32_t       k0, k1, rawkey0, rawkey1;
@@ -392,7 +392,7 @@ des_setkey(const char *key)
                 * has bad parity anyway) in order to simplify the starting
                 * conditions.
                 */
-               return(0);
+               return;
        }
        old_rawkey0 = rawkey0;
        old_rawkey1 = rawkey1;
@@ -448,7 +448,6 @@ des_setkey(const char *key)
                                | comp_maskr[6][(t1 >> 7) & 0x7f]
                                | comp_maskr[7][t1 & 0x7f];
        }
-       return(0);
 }
 
 
@@ -658,8 +657,7 @@ char *__des_crypt(const unsigned char *key, const unsigned char *setting)
                if (*(q - 1))
                        key++;
        }
-       if (des_setkey((char *)keybuf))
-               return(NULL);
+       des_setkey((char *)keybuf);
 
 #if 0
        if (*setting == _PASSWORD_EFMT1) {
@@ -688,8 +686,7 @@ char *__des_crypt(const unsigned char *key, const unsigned char *setting)
                        while (q - (u_char *)keybuf - 8 && *key)
                                *q++ ^= *key++ << 1;
 
-                       if (des_setkey((char *)keybuf))
-                               return(NULL);
+                       des_setkey((char *)keybuf);
                }
                strncpy(output, setting, 9);