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Fixed issue where -1 size_t was returned

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This commit is contained in:
Martin Holst Swende 2015-01-22 21:04:16 +01:00
commit e629181f5a
1 changed files with 6 additions and 2 deletions
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8
client/graph.c
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@ -66,7 +66,7 @@ void setGraphBuf(uint8_t *buff, size_t size)
} }
size_t getFromGraphBuf(uint8_t *buff) size_t getFromGraphBuf(uint8_t *buff)
{ {
if ( buff == NULL ) return -1; if ( buff == NULL ) return 0;
uint32_t i; uint32_t i;
for (i=0;i<GraphTraceLen;++i){ for (i=0;i<GraphTraceLen;++i){
@ -89,7 +89,7 @@ int GetClock(const char *str, int peak, int verbose)
{ {
uint8_t grph[MAX_GRAPH_TRACE_LEN]={0}; uint8_t grph[MAX_GRAPH_TRACE_LEN]={0};
size_t size = getFromGraphBuf(grph); size_t size = getFromGraphBuf(grph);
if ( size < 0 ) { if ( size == 0 ) {
PrintAndLog("Failed to copy from graphbuffer"); PrintAndLog("Failed to copy from graphbuffer");
return -1; return -1;
} }
@ -146,6 +146,10 @@ int GetNRZpskClock(const char *str, int peak, int verbose)
{ {
uint8_t grph[MAX_GRAPH_TRACE_LEN]={0}; uint8_t grph[MAX_GRAPH_TRACE_LEN]={0};
size_t size = getFromGraphBuf(grph); size_t size = getFromGraphBuf(grph);
if ( size == 0 ) {
PrintAndLog("Failed to copy from graphbuffer");
return -1;
}
clock = DetectpskNRZClock(grph,size,0); clock = DetectpskNRZClock(grph,size,0);
// Only print this message if we're not looping something // Only print this message if we're not looping something
if (!verbose){ if (!verbose){