fix a possible free of a uninitialize variable in paste()

This commit is contained in:
Hiltjo Posthuma 2017-11-03 15:31:37 +01:00
parent 41379f7c39
commit 1cabeda550
1 changed files with 6 additions and 4 deletions

View File

@ -467,10 +467,12 @@ paste(void)
Atom da;
/* we have been given the current selection, now insert it into input */
XGetWindowProperty(dpy, win, utf8, 0, (sizeof text / 4) + 1, False,
utf8, &da, &di, &dl, &dl, (unsigned char **)&p);
if (XGetWindowProperty(dpy, win, utf8, 0, (sizeof text / 4) + 1, False,
utf8, &da, &di, &dl, &dl, (unsigned char **)&p)
== Success && p) {
insert(p, (q = strchr(p, '\n')) ? q - p : (ssize_t)strlen(p));
XFree(p);
}
drawmenu();
}