su: set default 'root', fixes a uninitialised variable warning

Signed-off-by: Hiltjo Posthuma <hiltjo@codemadness.org>
This commit is contained in:
Hiltjo Posthuma 2014-02-14 14:49:34 +01:00 committed by sin
parent 68c3146a9d
commit 96af28da60
1 changed files with 3 additions and 4 deletions

7
su.c
View File

@ -28,7 +28,7 @@ static int pflag = 0;
int
main(int argc, char **argv)
{
char *usr, *pass, *cryptpass;
char *usr = "root", *pass, *cryptpass;
char * const *newargv;
struct spwd *spw;
struct passwd *pw;
@ -47,14 +47,12 @@ main(int argc, char **argv)
} ARGEND;
if (argc < 1)
usr = "root";
;
else if (argc == 1)
usr = argv[0];
else
usage();
uid = getuid();
errno = 0;
spw = getspnam(usr);
if (errno)
@ -72,6 +70,7 @@ main(int argc, char **argv)
enprintf(EXIT_FAILURE, "Invalid shadow record\n");
}
uid = getuid();
if (uid) {
pass = getpass("Password: ");
if (!pass)