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i3-nagbar: correctly check for errors when connecting to X11

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This commit is contained in:
Michael Stapelberg 2011-07-27 13:30:12 +02:00
parent ec88f6501d
commit 0d77ca9a3d
1 changed files with 3 additions and 2 deletions
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5
i3-nagbar/main.c
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@ -260,8 +260,9 @@ int main(int argc, char *argv[]) {
} }
int screens; int screens;
xcb_connection_t *conn = xcb_connect(NULL, &screens); xcb_connection_t *conn;
if (xcb_connection_has_error(conn)) if ((conn = xcb_connect(NULL, &screens)) == NULL ||
xcb_connection_has_error(conn))
die("Cannot open display\n"); die("Cannot open display\n");
/* Place requests for the atoms we need as soon as possible */ /* Place requests for the atoms we need as soon as possible */