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comparison src/libvterm/src/termscreen.c @ 18162:9c3347b21b89 v8.1.2076

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patch 8.1.2076: crash when trying to put a terminal in a popup window Commit: https://github.com/vim/vim/commit/e0d749a49630778d45642d7589a3703697746760 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Sep 25 22:14:48 2019 +0200 patch 8.1.2076: crash when trying to put a terminal in a popup window Problem: Crash when trying to put a terminal buffer in a popup window. Solution: Check for NULL buffer. Do not allow putting a terminal in a popup window.
author Bram Moolenaar <Bram@vim.org>
date Wed, 25 Sep 2019 22:15:03 +0200
parents 8b4f9be5db73
children
comparison
equal deleted inserted replaced
18161:94e3c1e4d5ae 18162:9c3347b21b89
72 static ScreenCell *getcell(const VTermScreen *screen, int row, int col) 72 static ScreenCell *getcell(const VTermScreen *screen, int row, int col)
73 { 73 {
74 if(row < 0 || row >= screen->rows) 74 if(row < 0 || row >= screen->rows)
75 return NULL; 75 return NULL;
76 if(col < 0 || col >= screen->cols) 76 if(col < 0 || col >= screen->cols)
77 return NULL;
78 if (screen->buffer == NULL)
77 return NULL; 79 return NULL;
78 return screen->buffer + (screen->cols * row) + col; 80 return screen->buffer + (screen->cols * row) + col;
79 } 81 }
80 82
81 static ScreenCell *realloc_buffer(VTermScreen *screen, ScreenCell *buffer, int new_rows, int new_cols) 83 static ScreenCell *realloc_buffer(VTermScreen *screen, ScreenCell *buffer, int new_rows, int new_cols)