X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/952ae1e88b9092f493b4ea6911a2b60b378d422d..aad65f130d9cb77d0e9f2b7b580c54712386f77a:/src/common/imagpcx.cpp

diff --git a/src/common/imagpcx.cpp b/src/common/imagpcx.cpp
index 2e50e2c5a5..64a4d246b0 100644
--- a/src/common/imagpcx.cpp
+++ b/src/common/imagpcx.cpp
@@ -486,13 +486,12 @@ bool wxPCXHandler::SaveFile( wxImage *image, wxOutputStream& stream, bool verbos
 
 bool wxPCXHandler::DoCanRead( wxInputStream& stream )
 {
-    unsigned char c;
-
-    c = stream.GetC();
-    stream.SeekI(-1, wxFromCurrent);
+    unsigned char c = stream.GetC();
+    if ( !stream )
+        return FALSE;
 
     // not very safe, but this is all we can get from PCX header :-(
-    return (c == 10);
+    return c == 10;
 }
 
 #endif // wxUSE_STREAMS && wxUSE_PCX