fix multiple null pointer
diff --git a/coders/dpx.c b/coders/dpx.c
index b78c6f6..9c1001b 100644
--- a/coders/dpx.c
+++ b/coders/dpx.c
@@ -1969,7 +1969,7 @@
Convert pixel packets to DPX raster image.
*/
quantum_info=AcquireQuantumInfo(image_info,image);
- if(quantum_info == (QuantumInfo *) NULL)
+ if (quantum_info == (QuantumInfo *) NULL)
ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
SetQuantumQuantum(quantum_info,32);
SetQuantumPack(quantum_info,dpx.image.image_element[0].packing == 0 ?
