realpath allocates memory

This commit is contained in:
Arun Prakash Jana 2020-02-29 12:56:10 +05:30
parent 5198c62863
commit 0d7d0ca7db
No known key found for this signature in database
GPG Key ID: A75979F35C080412
1 changed files with 5 additions and 20 deletions

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@ -2926,12 +2926,10 @@ static bool parsekvpair(kv **arr, char **envcpy, const uchar id, ushort *items)
return FALSE;
}
if (nextkey - ptr > 1) {
--nextkey;
if (nextkey - ptr > 1)
/* Clear trailing ; or / */
if (*nextkey == ';' || (*nextkey == '/' && *(nextkey - 1) != ':'))
if (*--nextkey == ';')
*(*envcpy + (nextkey - ptr)) = '\0';
}
ptr = *envcpy;
nextkey = ptr;
@ -2950,10 +2948,6 @@ static bool parsekvpair(kv **arr, char **envcpy, const uchar id, ushort *items)
}
if (*ptr == ';') {
/* Remove trailing space */
if (i > 0 && *(ptr - 1) == '/')
*(ptr - 1) = '\0';
*ptr = '\0';
nextkey = ptr + 1;
}
@ -2996,20 +2990,11 @@ static char *get_kv_val(kv *kvarr, char *buf, int key, uchar max, bool path)
ssize_t len = strlen(home);
ssize_t loclen = strlen(kvarr[r].val);
if (!buf) {
buf = (char *)malloc(len + loclen);
if (!buf) {
DPRINTF_S(strerror(errno));
return NULL;
}
}
xstrlcpy(buf, home, len + 1);
xstrlcpy(buf + len, kvarr[r].val + 1, loclen);
return buf;
xstrlcpy(g_buf, home, len + 1);
xstrlcpy(g_buf + len, kvarr[r].val + 1, loclen);
}
return realpath(kvarr[r].val, buf);
return realpath(((kvarr[r].val[0] == '~') ? g_buf : kvarr[r].val), buf);
}
}