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https://github.com/OpenEtherCATsociety/SOEM.git
synced 2026-03-24 08:53:27 +08:00
avoid 'may be used unitialized' warnings
gcc : -Wmaybe-uninitialized or -Wuninitialized
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@@ -44,7 +44,7 @@ ec_adaptert * oshw_find_adapters(void)
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int i;
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struct if_nameindex *ids;
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ec_adaptert * adapter;
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ec_adaptert * prev_adapter;
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ec_adaptert * prev_adapter = NULL;
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ec_adaptert * ret_adapter = NULL;
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@@ -60,7 +60,7 @@ ec_adaptert * oshw_find_adapters(void)
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* adapter.
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* Else save as pointer to return.
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*/
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if (i)
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if (prev_adapter)
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{
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prev_adapter->next = adapter;
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}
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@@ -420,6 +420,8 @@ int ecx_EOErecv(ecx_contextt *context, uint16 slave, uint8 port, int * psize, vo
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NotLast = TRUE;
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buffersize = *psize;
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rxfragmentno = 0;
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rxframeno = 0xff;
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rxframeoffset = 0;
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/* Hang for a while if nothing is in */
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wkc = ecx_mbxreceive(context, slave, (ec_mbxbuft *)&MbxIn, timeout);
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@@ -446,7 +448,6 @@ int ecx_EOErecv(ecx_contextt *context, uint16 slave, uint8 port, int * psize, vo
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if (rxfragmentno == 0)
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{
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rxframeoffset = 0;
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rxframeno = EOE_HDR_FRAME_NO_GET(frameinfo2);
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rxframesize = (EOE_HDR_FRAME_OFFSET_GET(frameinfo2) << 5);
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if (rxframesize > buffersize)
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