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benchfn: don't memset a NULL dst buffer of size 0 #4826

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benchfn: don't memset a NULL dst buffer of size 0 #4826

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3 changes: 2 additions & 1 deletion programs/benchfn.c
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Original file line number Diff line number Diff line change
Expand Up @@ -113,7 +113,8 @@ BMK_runOutcome_t BMK_benchFunction(BMK_benchParams_t p,
/* init */
{ size_t i;
for(i = 0; i < p.blockCount; i++) {
memset(p.dstBuffers[i], 0xE5, p.dstCapacities[i]); /* warm up and erase result buffer */
if (p.dstCapacities[i] > 0) /* dstBuffers[i] may be NULL when dstCapacities[i] == 0 */
memset(p.dstBuffers[i], 0xE5, p.dstCapacities[i]); /* warm up and erase result buffer */
} }

/* benchmark */
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