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Use asprintf instead of malloc + snprintf and test the memory allocation

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bapt 2015-05-31 10:02:01 +00:00
parent f8cf17bf1f
commit 23c55809b1
1 changed files with 3 additions and 2 deletions
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5
usr.sbin/pw/pw.c
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@ -221,8 +221,9 @@ main(int argc, char *argv[])
char * etcpath = getarg(&arglist, 'V')->val;
if (*etcpath) {
if (config == NULL) { /* Only override config location if -C not specified */
config = malloc(MAXPATHLEN);
snprintf(config, MAXPATHLEN, "%s/pw.conf", etcpath);
asprintf(&config, "%s/pw.conf", etcpath);
if (config == NULL)
errx(EX_OSERR, "out of memory");
}
memcpy(&PWF, &VPWF, sizeof PWF);
setpwdir(etcpath);