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Merge branch 'boilerplate-leak' into 'master'

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boilerplate-xcb: Avoid leaks on error

See merge request cairo/cairo!82
This commit is contained in:
Uli Schlachter 2020-12-25 14:43:52 +00:00
commit 979382dd30
1 changed files with 10 additions and 2 deletions
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12
boilerplate/cairo-boilerplate-xcb.c
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@ -174,6 +174,7 @@ find_depth (xcb_connection_t *connection,
}
static const cairo_user_data_key_t key;
static const cairo_user_data_key_t key2;
struct similar {
xcb_connection_t *connection;
@ -276,6 +277,7 @@ _cairo_boilerplate_xcb_create_surface (const char *name,
xtc->c = c = xcb_connect(NULL,NULL);
if (c == NULL || xcb_connection_has_error(c)) {
free (xtc);
free (info);
return NULL;
}
@ -309,12 +311,17 @@ _cairo_boilerplate_xcb_create_surface (const char *name,
if (xcb_request_check (c, cookie) != NULL) {
xcb_disconnect (c);
free (xtc);
free (info);
return NULL;
}
info->formats = xcb_render_query_pict_formats_reply (c, formats_cookie, 0);
if (info->formats == NULL)
if (info->formats == NULL) {
xcb_disconnect (c);
free (xtc);
free (info);
return NULL;
}
for (i = xcb_render_query_pict_formats_formats_iterator (info->formats);
i.rem;
@ -359,6 +366,7 @@ _cairo_boilerplate_xcb_create_surface (const char *name,
render_format,
width, height);
cairo_device_set_user_data (cairo_surface_get_device (surface), &key, info, free);
cairo_device_set_user_data (cairo_surface_get_device (surface), &key2, info->formats, free);
if (mode != CAIRO_BOILERPLATE_MODE_PERF)
_cairo_boilerplate_xcb_setup_test_surface(surface);
@ -623,8 +631,8 @@ _cairo_boilerplate_xcb_create_render_0_0 (const char *name,
xtc->drawable,
render_format,
width, height);
free (formats);
if (cairo_surface_status (surface)) {
free (formats);
xcb_disconnect (c);
free (xtc);
return surface;