Messages in this thread Patch in this message | | | From | "Cyrill V. Gorcunov" <> | Subject | [PATCH] qconf: fix SIGSEGV on empty menu items | Date | Thu, 4 Jan 2007 21:06:37 +0300 |
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qconf may cause SIGSEGV by trying to show debug information on empty menu items
Signed-off-by: Cyrill V. Gorcunov <gorcunov@gmail.com> --- diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc index 0b2fcc4..0694d1d 100644 --- a/scripts/kconfig/qconf.cc +++ b/scripts/kconfig/qconf.cc @@ -925,6 +925,8 @@ ConfigInfoView::ConfigInfoView(QWidget* parent, const char *name) configSettings->endGroup(); connect(configApp, SIGNAL(aboutToQuit()), SLOT(saveSettings())); } + + has_dbg_info = 0; } void ConfigInfoView::saveSettings(void) @@ -953,10 +955,13 @@ void ConfigInfoView::setInfo(struct menu *m) if (menu == m) return; menu = m; - if (!menu) + if (!menu) { + has_dbg_info = 0; clear(); - else + } else { + has_dbg_info = 1; menuInfo(); + } } void ConfigInfoView::setSource(const QString& name) @@ -991,6 +996,9 @@ void ConfigInfoView::symbolInfo(void) { QString str; + if (!has_dbg_info) + return; + str += "<big>Symbol: <b>"; str += print_filter(sym->name); str += "</b></big><br><br>value: "; diff --git a/scripts/kconfig/qconf.h b/scripts/kconfig/qconf.h index 6fc1c5f..a397edb 100644 --- a/scripts/kconfig/qconf.h +++ b/scripts/kconfig/qconf.h @@ -273,6 +273,8 @@ protected: struct symbol *sym; struct menu *menu; bool _showDebug; + + int has_dbg_info; }; class ConfigSearchWindow : public QDialog { - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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