X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/bf34105a41faf8e267354e7a96eb1b1e847580da..74a8f67d96591cec101def2a7d47c64072aff7fd:/src/common/anidecod.cpp

diff --git a/src/common/anidecod.cpp b/src/common/anidecod.cpp
index 2cb075948d..d0d0b6d75b 100644
--- a/src/common/anidecod.cpp
+++ b/src/common/anidecod.cpp
@@ -127,7 +127,7 @@ bool wxANIDecoder::DoCanRead(wxInputStream& stream) const
     wxInt32 anih32;
     memcpy( &anih32, "anih", 4 );
 
-    if ( stream.SeekI(0) == wxInvalidOffset )
+    if ( stream.IsSeekable() && stream.SeekI(0) == wxInvalidOffset )
     {
         return false;
     }
@@ -225,7 +225,7 @@ bool wxANIDecoder::Load( wxInputStream& stream )
     wxInt32 seq32;
     memcpy( &seq32, "seq ", 4 );
 
-    if ( stream.SeekI(0) == wxInvalidOffset)
+    if ( stream.IsSeekable() && stream.SeekI(0) == wxInvalidOffset )
     {
         return false;
     }