diff options
Diffstat (limited to 'generic/tkImgGIF.c')
| -rw-r--r-- | generic/tkImgGIF.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/generic/tkImgGIF.c b/generic/tkImgGIF.c index 6368972..32b01e4 100644 --- a/generic/tkImgGIF.c +++ b/generic/tkImgGIF.c @@ -498,7 +498,13 @@ FileReadGIF( */ if (Fread(gifConfPtr, buf, 1, 3, chan) != 3) { - return TCL_OK; + /* + * Bug [865af0148c]: 3 bytes should be there, but data ended before + */ + Tcl_SetObjResult(interp, Tcl_NewStringObj( + "GIF file truncated", -1)); + Tcl_SetErrorCode(interp, "TK", "IMAGE", "GIF", "TRUNCATED", NULL); + return TCL_ERROR; } bitPixel = 2 << (buf[0] & 0x07); @@ -1922,8 +1928,8 @@ FileWriteGIF( if (!chan) { return TCL_ERROR; } - if (Tcl_SetChannelOption(interp, chan, "-translation", - "binary") != TCL_OK) { + if (Tcl_SetChannelOption(interp, chan, "-translation", "binary") + != TCL_OK) { Tcl_Close(NULL, chan); return TCL_ERROR; } |