diff options
Diffstat (limited to 'pyasn1/codec/ber/decoder.py')
| -rw-r--r-- | pyasn1/codec/ber/decoder.py | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/pyasn1/codec/ber/decoder.py b/pyasn1/codec/ber/decoder.py index df4e049..9fa5374 100644 --- a/pyasn1/codec/ber/decoder.py +++ b/pyasn1/codec/ber/decoder.py @@ -64,7 +64,7 @@ def endOfStream(substrate): if isinstance(substrate, BytesIO): cp = substrate.tell() substrate.seek(0, os.SEEK_END) - result = not(substrate.tell() - cp) + result = substrate.tell() == cp substrate.seek(cp, os.SEEK_SET) return result else: @@ -183,7 +183,7 @@ class IntegerDecoder(AbstractSimpleDecoder): raise error.PyAsn1Error('Simple tag format expected') the_bytes = substrate.read(length) - if len(the_bytes) == 0: + if not the_bytes: return self._createComponent(asn1Spec, tagSet, 0, **options) value = from_bytes(the_bytes, signed=True) @@ -212,7 +212,7 @@ class BitStringDecoder(AbstractSimpleDecoder): return substrateFun(self._createComponent( asn1Spec, tagSet, noValue, **options), substrate, length) - if endOfStream(substrate) or not length: + if not length or endOfStream(substrate): raise error.PyAsn1Error('Empty BIT STRING substrate') if tagSet[0].tagFormat == tag.tagFormatSimple: # XXX what tag to check? |