Use calloc(3) instead of its pattern

Signed-off-by: Alejandro Colomar <alx@kernel.org>
This commit is contained in:
Alejandro Colomar 2023-02-04 21:43:43 +01:00 committed by Serge Hallyn
parent 1aa22c1467
commit a578617cc0
4 changed files with 4 additions and 8 deletions

View File

@ -21,12 +21,11 @@
{
struct passwd *pw;
pw = (struct passwd *) malloc (sizeof *pw);
pw = (struct passwd *) calloc (1, sizeof *pw);
if (NULL == pw) {
return NULL;
}
/* The libc might define other fields. They won't be copied. */
memset (pw, 0, sizeof *pw);
pw->pw_uid = pwent->pw_uid;
pw->pw_gid = pwent->pw_gid;
/*@-mustfreeonly@*/

View File

@ -25,13 +25,12 @@
struct sgrp *sg;
int i;
sg = (struct sgrp *) malloc (sizeof *sg);
sg = (struct sgrp *) calloc (1, sizeof *sg);
if (NULL == sg) {
return NULL;
}
/* Do the same as the other _dup function, even if we know the
* structure. */
memset (sg, 0, sizeof *sg);
/*@-mustfreeonly@*/
sg->sg_name = strdup (sgent->sg_name);
/*@=mustfreeonly@*/

View File

@ -22,12 +22,11 @@
{
struct spwd *sp;
sp = (struct spwd *) malloc (sizeof *sp);
sp = (struct spwd *) calloc (1, sizeof *sp);
if (NULL == sp) {
return NULL;
}
/* The libc might define other fields. They won't be copied. */
memset (sp, 0, sizeof *sp);
sp->sp_lstchg = spent->sp_lstchg;
sp->sp_min = spent->sp_min;
sp->sp_max = spent->sp_max;

View File

@ -231,14 +231,13 @@ int find_new_gid (bool sys_group,
*/
/* Create an array to hold all of the discovered GIDs */
used_gids = malloc (sizeof (bool) * (gid_max +1));
used_gids = calloc (gid_max + 1, sizeof (bool));
if (NULL == used_gids) {
fprintf (log_get_logfd(),
_("%s: failed to allocate memory: %s\n"),
log_get_progname(), strerror (errno));
return -1;
}
memset (used_gids, false, sizeof (bool) * (gid_max + 1));
/* First look for the lowest and highest value in the local database */
(void) gr_rewind ();