diff --git a/libavutil/fixed_dsp.c b/libavutil/fixed_dsp.c
index 102a951b69..9f2e841046 100644
--- a/libavutil/fixed_dsp.c
+++ b/libavutil/fixed_dsp.c
@@ -91,6 +91,10 @@ static void vector_fmul_window_fixed_c(int32_t *dst, const int32_t *src0,
 AVFixedDSPContext * avpriv_alloc_fixed_dsp(int bit_exact)
 {
     AVFixedDSPContext * fdsp = av_malloc(sizeof(AVFixedDSPContext));
+
+    if (!fdsp)
+        return NULL;
+
     fdsp->vector_fmul_window_scaled = vector_fmul_window_fixed_scaled_c;
     fdsp->vector_fmul_window = vector_fmul_window_fixed_c;