Fix png decode span bug on Core 2.0

9 years ago · 771c739a90
1 changed files with 1 additions and 1 deletions
--- a/src/ImageSharp/Formats/Png/PngDecoderCore.cs
+++ b/src/ImageSharp/Formats/Png/PngDecoderCore.cs
@ -272,7 +272,7 @@ namespace ImageSharp.Formats
        /// <exception cref="System.ArgumentException"><paramref name="bits"/> is less than or equals than zero.</exception>
        private static Span<byte> ToArrayByBitsLength(Span<byte> source, int bytesPerScanline, int bits)
        {
-            Guard.NotNull(source, nameof(source));
+            Guard.MustBeGreaterThan(source.Length, 0, nameof(source));
            Guard.MustBeGreaterThan(bits, 0, nameof(bits));

            if (bits >= 8)