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libsysprof-gtk: add pathological check for axis

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That way we don't give values back that will not make any sense.
This commit is contained in:
Christian Hergert
2023-06-27 13:08:45 -07:00
parent f803b5ea3d
commit cf7d9dc7a4
3 changed files with 34 additions and 4 deletions
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11
src/libsysprof-gtk/sysprof-xy-layer.c
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@ -20,6 +20,7 @@
#include "config.h"
#include "sysprof-axis-private.h"
#include "sysprof-xy-layer-private.h"
enum {
@ -192,6 +193,16 @@ _sysprof_xy_layer_get_xy (SysprofXYLayer *self,
g_return_if_fail (y_values != NULL);
g_return_if_fail (n_values != NULL);
if (self->x_axis == NULL || _sysprof_axis_is_pathological (self->x_axis) ||
self->y_axis == NULL || _sysprof_axis_is_pathological (self->y_axis))
{
*n_values = 0;
*x_values = NULL;
*y_values = NULL;
return;
}
*x_values = sysprof_normalized_series_get_values (self->normal_x, &n_x_values);
*y_values = sysprof_normalized_series_get_values (self->normal_y, &n_y_values);
*n_values = MIN (n_x_values, n_y_values);