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Don't forget to catch realloc() errors.

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This commit is contained in:
Ed Schouten 2010-04-11 12:07:03 +00:00
parent aacd7d6afc
commit 6d2b7c381b
1 changed files with 4 additions and 1 deletions
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5
usr.sbin/lastlogin/lastlogin.c
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@ -88,9 +88,12 @@ main(int argc, char *argv[])
while ((u = getutxent()) != NULL) { while ((u = getutxent()) != NULL) {
if (u->ut_type != USER_PROCESS) if (u->ut_type != USER_PROCESS)
continue; continue;
if ((ulistsize % 16) == 0) if ((ulistsize % 16) == 0) {
ulist = realloc(ulist, ulist = realloc(ulist,
(ulistsize + 16) * sizeof(struct utmpx)); (ulistsize + 16) * sizeof(struct utmpx));
if (ulist == NULL)
err(1, "malloc");
}
ulist[ulistsize++] = *u; ulist[ulistsize++] = *u;
} }
endutxent(); endutxent();