libbb: code shrink in sha_crypt()

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/libbb/pw_encrypt_sha.c b/libbb/pw_encrypt_sha.c
index 516293920..695a5c07f 100644
--- a/libbb/pw_encrypt_sha.c
+++ b/libbb/pw_encrypt_sha.c
@@ -84,8 +84,7 @@ sha_crypt(/*const*/ char *key_data, /*const*/ char *salt_data)
            as a scratch space later. */
         salt_data = xstrndup(salt_data, salt_len);
         /* add "salt$" to result */
-        strcpy(resptr, salt_data);
-        resptr += salt_len;
+        resptr = stpcpy(resptr, salt_data);
         *resptr++ = '$';
         /* key data doesn't need much processing */
         key_len = strlen(key_data);