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| author | Po Lu <luangruo@yahoo.com> | 2021-11-12 11:19:30 +0800 |
|---|---|---|
| committer | Po Lu <luangruo@yahoo.com> | 2021-11-12 11:19:30 +0800 |
| commit | df2438d3695e065d4037e1c26a0c769c373f914c (patch) | |
| tree | a7e0f13e20963ebffa23ce6e0c95889586c4f4aa /src/xwidget.c | |
| parent | 372824a8bf303421eaeff5b1cb8c289a3efa86b3 (diff) | |
| download | emacs-df2438d3695e065d4037e1c26a0c769c373f914c.tar.gz emacs-df2438d3695e065d4037e1c26a0c769c373f914c.tar.bz2 emacs-df2438d3695e065d4037e1c26a0c769c373f914c.zip | |
Fix potential NULL dereference in xwidget-webkit-uri
* src/xwidget.c (Fxwidget_webkit_uri): Don't assume
webkit_web_view_get_uri will always return a valid string.
Diffstat (limited to 'src/xwidget.c')
| -rw-r--r-- | src/xwidget.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/xwidget.c b/src/xwidget.c index 7d5c49233c9..4d0bc44a153 100644 --- a/src/xwidget.c +++ b/src/xwidget.c @@ -1725,7 +1725,10 @@ DEFUN ("xwidget-webkit-uri", WEBKIT_FN_INIT (); #ifdef USE_GTK WebKitWebView *wkwv = WEBKIT_WEB_VIEW (xw->widget_osr); - return build_string (webkit_web_view_get_uri (wkwv)); + const gchar *uri = webkit_web_view_get_uri (wkwv); + if (!uri) + return build_string (""); + return build_string (uri); #elif defined NS_IMPL_COCOA return nsxwidget_webkit_uri (xw); #endif |