stack: Increase reference only if page is non-NULL
authorMohammed Sadiq <sadiq@sadiqpk.org>
Wed, 24 Mar 2021 13:48:02 +0000 (19:18 +0530)
committerMohammed Sadiq <sadiq@sadiqpk.org>
Wed, 24 Mar 2021 14:51:13 +0000 (20:21 +0530)
commit0351bc766c8c84fea8800abc118c31ba5b447f22
tree85e8baa3deca8fd85c8f728f3be327b7cd3e961b
parent5531906973dff9e0f0f9004545ed0794a65866ac
stack: Increase reference only if page is non-NULL

g_list_nth_data() may return NULL if position is off the end
gtk/gtkstack.c