fs9721: Pass 'info' as a void pointer.

[libsigrok.git] / hardware / common / dmm / fs9721.c

diff --git a/hardware/common/dmm/fs9721.c b/hardware/common/dmm/fs9721.c
index fca6a5a43c5cab81b54fd53a3be63d1f2e6923d1..ccf16a3250b80192726b915ff4b4af94b5c4411b 100644 (file)
--- a/hardware/common/dmm/fs9721.c
+++ b/hardware/common/dmm/fs9721.c
@@ -343,30 +343,33 @@ SR_PRIV gboolean sr_fs9721_packet_valid(const uint8_t *buf)
 /**
  * Parse a protocol packet.
  *
- * @param buf Buffer containing the 14-byte protocol packet.
+ * @param buf Buffer containing the 14-byte protocol packet. Must not be NULL.
  * @param floatval Pointer to a float variable. That variable will contain the
- *                 result value upon parsing success.
+ *                 result value upon parsing success. Mut not be NULL.
  * @param analog Pointer to a struct sr_datafeed_analog. The struct will be
  *               filled with data according to the protocol packet.
+ *               Must not be NULL.
  * @param info Pointer to a struct fs9721_info. The struct will be filled
- *             with data according to the protocol packet.
+ *             with data according to the protocol packet. Must not be NULL.
  *
  * @return SR_OK upon success, SR_ERR upon failure. Upon errors, the
  *         'analog' variable contents are undefined and should not be used.
  */
 SR_PRIV int sr_fs9721_parse(const uint8_t *buf, float *floatval,
-                           struct sr_datafeed_analog *analog,
-                           struct fs9721_info *info)
+                           struct sr_datafeed_analog *analog, void *info)
 {
        int ret;
+       struct fs9721_info *info_local;
+
+       info_local = (struct fs9721_info *)info;
 
        if ((ret = parse_value(buf, floatval)) != SR_OK) {
                sr_err("Error parsing value: %d.", ret);
                return ret;
        }
 
-       parse_flags(buf, info);
-       handle_flags(analog, floatval, info);
+       parse_flags(buf, info_local);
+       handle_flags(analog, floatval, info_local);
 
        return SR_OK;
 }