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return on error to prevent crash

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Douglas Clowes
2012-11-29 12:48:19 +11:00
parent 53ce7dc584
commit f0669d6bda
1 changed files with 1 additions and 0 deletions
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rs232controller.c
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@@ -609,6 +609,7 @@ static void encodeTerminator(char *result, char *terminator)
if (terminator == NULL) { if (terminator == NULL) {
result[0] = '\0'; result[0] = '\0';
return;
} }
len = strlen(terminator); len = strlen(terminator);
snprintf(pBuffer,sizeof(pBuffer)-1, "0x%x", (int) terminator[0]); snprintf(pBuffer,sizeof(pBuffer)-1, "0x%x", (int) terminator[0]);