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check for error when fetching hostname in case its not set

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This commit is contained in:
Morgan 'ARR\!' Allen 2020-04-24 21:53:24 -07:00
parent e8fc417c83
commit 66a2d21065
1 changed files with 3 additions and 3 deletions
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6
main/cmd_hostname.c
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@ -46,9 +46,9 @@ void cmd_hostname_register(lora32_cfg_t *lora) {
size_t hostname_len; size_t hostname_len;
printf("nvs_handle: %d\n\n\n", lorcomm_cfg.nvs_handle); printf("nvs_handle: %d\n\n\n", lorcomm_cfg.nvs_handle);
nvs_get_str(lorcomm_cfg.nvs_handle, "hostname", NULL, &hostname_len); esp_err_t err = nvs_get_str(lorcomm_cfg.nvs_handle, "hostname", NULL, &hostname_len);
if(hostname_len > 0) { if(err == ESP_OK && hostname_len > 0) {
printf("hostname_len: %d\n", hostname_len); printf("hostname_len: %d\n", hostname_len);
lorcomm_cfg.hostname = malloc(hostname_len); lorcomm_cfg.hostname = malloc(hostname_len);
@ -56,7 +56,7 @@ void cmd_hostname_register(lora32_cfg_t *lora) {
printf("hostname: %s\n", lorcomm_cfg.hostname); printf("hostname: %s\n", lorcomm_cfg.hostname);
} else { } else {
lorcomm_cfg.hostname = malloc(7); lorcomm_cfg.hostname = malloc(7);
memcpy(lorcomm_cfg.hostname, "lorcomm", 7); memcpy(lorcomm_cfg.hostname, "lorcomm\0", 8);
} }
const esp_console_cmd_t hostname_cmd = { const esp_console_cmd_t hostname_cmd = {