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rmt driver: Fix parameter & description of rmt_driver_install

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Closes #187 https://github.com/espressif/esp-idf/issues/187
This commit is contained in:
Angus Gratton
2017-03-22 12:30:34 +08:00
parent 57486a1f61
commit c30bba8c63
2 changed files with 8 additions and 13 deletions
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6
components/driver/rmt.c
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@@ -643,15 +643,15 @@ esp_err_t rmt_driver_install(rmt_channel_t channel, size_t rx_buf_size, int intr
{
RMT_CHECK(channel < RMT_CHANNEL_MAX, RMT_CHANNEL_ERROR_STR, ESP_ERR_INVALID_ARG);
if(p_rmt_obj[channel] != NULL) {
ESP_LOGD(RMT_TAG, "RMT DRIVER ALREADY INSTALLED");
return ESP_FAIL;
ESP_LOGD(RMT_TAG, "RMT driver already installed");
return ESP_ERR_INVALID_STATE;
}
p_rmt_obj[channel] = (rmt_obj_t*) malloc(sizeof(rmt_obj_t));
if(p_rmt_obj[channel] == NULL) {
ESP_LOGE(RMT_TAG, "RMT driver malloc error");
return ESP_FAIL;
return ESP_ERR_NO_MEM;
}
memset(p_rmt_obj[channel], 0, sizeof(rmt_obj_t));