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* libmisc/copydir.c, lib/shadowmem.c, lib/groupmem.c, lib/pwmem.c:
Fix some memory leaks.
Index: libmisc/copydir.c
===================================================================
--- libmisc/copydir.c (revision 3059)
+++ libmisc/copydir.c (revision 3060)
@@ -443,6 +443,7 @@
nchars = readlink (filename, buffer, size);
if (nchars < 0) {
+ free(buffer);
return NULL;
}
Index: lib/shadowmem.c
===================================================================
--- lib/shadowmem.c (revision 3059)
+++ lib/shadowmem.c (revision 3060)
@@ -52,10 +52,13 @@
*sp = *spent;
sp->sp_namp = strdup (spent->sp_namp);
if (NULL == sp->sp_namp) {
+ free(sp);
return NULL;
}
sp->sp_pwdp = strdup (spent->sp_pwdp);
if (NULL == sp->sp_pwdp) {
+ free(sp->sp_namp);
+ free(sp);
return NULL;
}
Index: lib/groupmem.c
===================================================================
--- lib/groupmem.c (revision 3059)
+++ lib/groupmem.c (revision 3060)
@@ -51,10 +51,13 @@
*gr = *grent;
gr->gr_name = strdup (grent->gr_name);
if (NULL == gr->gr_name) {
+ free(gr);
return NULL;
}
gr->gr_passwd = strdup (grent->gr_passwd);
if (NULL == gr->gr_passwd) {
+ free(gr->gr_name);
+ free(gr);
return NULL;
}
@@ -62,11 +65,21 @@
gr->gr_mem = (char **) malloc ((i + 1) * sizeof (char *));
if (NULL == gr->gr_mem) {
+ free(gr->gr_passwd);
+ free(gr->gr_name);
+ free(gr);
return NULL;
}
for (i = 0; grent->gr_mem[i]; i++) {
gr->gr_mem[i] = strdup (grent->gr_mem[i]);
if (NULL == gr->gr_mem[i]) {
+ int j;
+ for (j=0; j<i; j++)
+ free(gr->gr_mem[j]);
+ free(gr->gr_mem);
+ free(gr->gr_passwd);
+ free(gr->gr_name);
+ free(gr);
return NULL;
}
}
Index: lib/pwmem.c
===================================================================
--- lib/pwmem.c (revision 3059)
+++ lib/pwmem.c (revision 3060)
@@ -51,22 +51,37 @@
*pw = *pwent;
pw->pw_name = strdup (pwent->pw_name);
if (NULL == pw->pw_name) {
+ free(pw);
return NULL;
}
pw->pw_passwd = strdup (pwent->pw_passwd);
if (NULL == pw->pw_passwd) {
+ free(pw->pw_name);
+ free(pw);
return NULL;
}
pw->pw_gecos = strdup (pwent->pw_gecos);
if (NULL == pw->pw_gecos) {
+ free(pw->pw_passwd);
+ free(pw->pw_name);
+ free(pw);
return NULL;
}
pw->pw_dir = strdup (pwent->pw_dir);
if (NULL == pw->pw_dir) {
+ free(pw->pw_gecos);
+ free(pw->pw_passwd);
+ free(pw->pw_name);
+ free(pw);
return NULL;
}
pw->pw_shell = strdup (pwent->pw_shell);
if (NULL == pw->pw_shell) {
+ free(pw->pw_dir);
+ free(pw->pw_gecos);
+ free(pw->pw_passwd);
+ free(pw->pw_name);
+ free(pw);
return NULL;
}
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