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bugfix(i2c_lcd): Fix risk that pointerto local outside scope

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C.S.M
2024-05-28 10:55:37 +08:00
parent 06cc3419d8
commit 381cf16405
1 changed files with 1 additions and 1 deletions
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components/esp_lcd/i2c/esp_lcd_panel_io_i2c_v2.c
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@@ -160,8 +160,8 @@ static esp_err_t panel_io_i2c_tx_buffer(esp_lcd_panel_io_t *io, int lcd_cmd, con
uint8_t *cmd_buffer = NULL;
size_t cmd_buffer_size = 0;
// some displays don't want any additional commands on data transfers
uint8_t cmds[4] = {BYTESHIFT(lcd_cmd, 3), BYTESHIFT(lcd_cmd, 2), BYTESHIFT(lcd_cmd, 1), BYTESHIFT(lcd_cmd, 0)};
if (send_param) {
uint8_t cmds[4] = {BYTESHIFT(lcd_cmd, 3), BYTESHIFT(lcd_cmd, 2), BYTESHIFT(lcd_cmd, 1), BYTESHIFT(lcd_cmd, 0)};
size_t cmds_size = i2c_panel_io->lcd_cmd_bits / 8;
if (cmds_size > 0 && cmds_size <= sizeof(cmds)) {
cmd_buffer = cmds + (sizeof(cmds) - cmds_size);