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Initialize local variables

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CWE-457 by CodeQL.

Signed-off-by: Iker Pedrosa <ipedrosa@redhat.com>
This commit is contained in:
Iker Pedrosa 2022-05-16 17:24:58 +02:00 committed by Serge Hallyn
parent 0c7ded471f
commit 3b89b71680
3 changed files with 13 additions and 14 deletions
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2
lib/run_part.c
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@ -45,7 +45,7 @@ int run_parts (const char *directory, const char *name, const char *action)
struct dirent **namelist;
int scanlist;
int n;
int execute_result;
int execute_result = 0;
scanlist = scandir (directory, &namelist, 0, alphasort);
if (scanlist<=0) {

4
src/faillog.c
View File

@ -537,9 +537,9 @@ static void set_locktime (long locktime)
int main (int argc, char **argv)
{
long fail_locktime;
long fail_locktime = 0;
short fail_max = 0; // initialize to silence compiler warning
long days;
long days = 0;
/*
* Get the program name. The program name is used as a prefix to

21
src/lastlog.c
View File

@ -88,7 +88,16 @@ static void print_one (/*@null@*/const struct passwd *pw)
char ptime[80];
#ifdef HAVE_LL_HOST
int maxIPv6Addrlen;
/*
* ll_host is in minimized form, thus the maximum IPv6 address possible is
* 8*4+7 = 39 characters.
* RFC 4291 2.5.6 states that for LL-addresses fe80+only the interface ID is set,
* thus having a maximum size of 25+1+IFNAMSIZ.
* POSIX says IFNAMSIZ should be 16 characters long including the null byte, thus
* 25+1+IFNAMSIZ >= 42 > 39
*/
/* Link-Local address + % + Interfacename */
const int maxIPv6Addrlen = 25+1+IFNAMSIZ;
#endif
if (NULL == pw) {
@ -132,16 +141,6 @@ static void print_one (/*@null@*/const struct passwd *pw)
/* Print the header only once */
if (!once) {
#ifdef HAVE_LL_HOST
/*
* ll_host is in minimized form, thus the maximum IPv6 address possible is
* 8*4+7 = 39 characters.
* RFC 4291 2.5.6 states that for LL-addresses fe80+only the interface ID is set,
* thus having a maximum size of 25+1+IFNAMSIZ.
* POSIX says IFNAMSIZ should be 16 characters long including the null byte, thus
* 25+1+IFNAMSIZ >= 42 > 39
*/
/* Link-Local address + % + Interfacename */
maxIPv6Addrlen = 25+1+IFNAMSIZ;
printf (_("Username Port From%*sLatest\n"), maxIPv6Addrlen-3, " ");
#else
puts (_("Username Port Latest"));