mbus_manufacturer_id: add error checking code

Signed-off-by: Michael Heimpold <mhei@heimpold.de>
2014-01-18 20:43:57 +01:00
parent 0fccc0e337
commit f262138572
2 changed files with 24 additions and 3 deletions
--- a/mbus/mbus-protocol.h
+++ b/mbus/mbus-protocol.h
@ -493,7 +493,8 @@ typedef struct _mbus_data_secondary_address {
 #define MBUS_VARIABLE_DATA_MEDIUM_ADC           0x19

 //
-// Return manufacturer ID
+// Returns the manufacturer ID or zero if the given
+// string could not be converted into an ID
 //
 unsigned int mbus_manufacturer_id(char *manufacturer);