Merge "diag: Update mask buffer after reallocation" (c5da82e4) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/char/diag/diag_masks.c

+11 −2

Original line number	Diff line number	Diff line
		@@ -168,10 +168,11 @@ static void diag_send_log_mask_update(uint8_t peripheral, int equip_id)
		}
		mask_info->update_buf = temp;
		mask_info->update_buf_len = header_len + mask_size;
		buf = temp;
		}

		memcpy(buf, &ctrl_pkt, header_len);
		if (mask_size > 0)
		if (mask_size > 0 && mask_size <= LOG_MASK_SIZE)
		memcpy(buf + header_len, mask->ptr, mask_size);
		mutex_unlock(&mask->lock);

		@@ -255,9 +256,16 @@ static void diag_send_event_mask_update(uint8_t peripheral)
		} else {
		mask_info->update_buf = temp;
		mask_info->update_buf_len = temp_len;
		buf = temp;
		}
		}
		if (num_bytes > 0 && num_bytes < mask_info->mask_len)
		memcpy(buf + sizeof(header), mask_info->ptr, num_bytes);
		else {
		pr_err("diag: num_bytes(%d) is not satisfying length condition\n",
		num_bytes);
		goto err;
		}
		write_len += num_bytes;
		break;
		default:
		@@ -360,6 +368,7 @@ static void diag_send_msg_mask_update(uint8_t peripheral, int first, int last)
		} else {
		mask_info->update_buf = temp;
		mask_info->update_buf_len = temp_len;
		buf = temp;
		pr_debug("diag: In %s, successfully reallocated msg_mask update buffer to len: %d\n",
		__func__, mask_info->update_buf_len);
		}