more usage of new error code stabilityCondition_notRespected

as suggested by @terrelln

Author: Cyan4973

lib/compress/zstd_compress.c

@@ -5558,13 +5558,13 @@ static size_t ZSTD_checkBufferStability(ZSTD_CCtx const* cctx,
     if (cctx->appliedParams.inBufferMode == ZSTD_bm_stable) {
         ZSTD_inBuffer const expect = cctx->expectedInBuffer;
         if (expect.src != input->src || expect.pos != input->pos)
-            RETURN_ERROR(srcBuffer_wrong, "ZSTD_c_stableInBuffer enabled but input differs!");
+            RETURN_ERROR(stabilityCondition_notRespected, "ZSTD_c_stableInBuffer enabled but input differs!");
     }
     (void)endOp;
     if (cctx->appliedParams.outBufferMode == ZSTD_bm_stable) {
         size_t const outBufferSize = output->size - output->pos;
         if (cctx->expectedOutBufferSize != outBufferSize)
-            RETURN_ERROR(dstBuffer_wrong, "ZSTD_c_stableOutBuffer enabled but output size differs!");
+            RETURN_ERROR(stabilityCondition_notRespected, "ZSTD_c_stableOutBuffer enabled but output size differs!");
     }
     return 0;
 }

tests/zstreamtest.c

@@ -868,7 +868,7 @@ static int basicUnitTests(U32 seed, double compressibility)
         in.pos = 0;
         {   size_t const ret = ZSTD_compressStream2(cctx, &out, &in, ZSTD_e_end);
             CHECK(!ZSTD_isError(ret), "Must error");
-            CHECK(!(ZSTD_getErrorCode(ret) == ZSTD_error_srcBuffer_wrong), "Must be this error");
+            CHECK(!(ZSTD_getErrorCode(ret) == ZSTD_error_stabilityCondition_notRespected), "Must be this error");
         }
         DISPLAYLEVEL(3, "OK \n");
 
@@ -963,7 +963,7 @@ static int basicUnitTests(U32 seed, double compressibility)
         in.pos = out.pos = 0;
         {   size_t const ret = ZSTD_compressStream2(cctx, &out, &in, ZSTD_e_continue);
             CHECK(!ZSTD_isError(ret), "Must have errored");
-            CHECK(!(ZSTD_getErrorCode(ret) == ZSTD_error_dstBuffer_wrong), "Must be this error");
+            CHECK(!(ZSTD_getErrorCode(ret) == ZSTD_error_stabilityCondition_notRespected), "Must be this error");
         }
         DISPLAYLEVEL(3, "OK \n");