dmenu

dynamic menu
git clone git://git.suckless.org/dmenu
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commit 1cabeda5505dcc35d4d2ca2a09151a7c449fb401
parent 41379f7c39e6aa0a17d7807b22b49ea148f5b0fa
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Fri,  3 Nov 2017 15:31:37 +0100

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

Diffstat:
dmenu.c | 10++++++----
1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/dmenu.c b/dmenu.c @@ -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); - insert(p, (q = strchr(p, '\n')) ? q - p : (ssize_t)strlen(p)); - XFree(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(); }