[Bug 27652] New: &ctx->Meta->Save is NULL in _mesa_meta_begin

[bugzilla-daemon@freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=27652

           Summary: &ctx->Meta->Save is NULL in _mesa_meta_begin
           Product: Mesa
           Version: unspecified
          Platform: Other
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Drivers/DRI/Savage
        AssignedTo: dri-devel@lists.freedesktop.org
        ReportedBy: bugzi09.fdo.tormod@xoxy.net


glblur crashes upon start on savage. Both in 7.7.1 and git master.

#0  0x00812907 in _mesa_meta_begin (ctx=0x80743b8, state=96) at
drivers/common/meta.c:327
        save = 0x0
#1  0x00818373 in copy_tex_image (ctx=0x80743b8, dims=2, target=3553, level=0,
internalFormat=6409, x=0, y=0, width=128, height=128, border=0) at
drivers/common/meta.c:2561
        texObj = 0x81a9a38
        texImage = 0x81a9d40
        postConvWidth = 128
        postConvHeight = 128
        format = 6409
        type = 5121
        bpp = 1
        buf = 0x81a9e00
#2  0x00818628 in _mesa_meta_CopyTexImage2D (ctx=0x80743b8, target=3553,
level=0, internalFormat=6409, x=0, y=0, width=128, height=128, border=0) at
drivers/common/meta.c:2624
No locals.
#3  0x00763d9c in _mesa_CopyTexImage2D (target=3553, level=0,
internalFormat=6409, x=0, y=0, width=128, height=128, border=0) at
main/teximage.c:2831
        texObj = 0x81a9a38
        texImage = <value optimized out>
        postConvWidth = 128
        postConvHeight = 128
        face = 0
        ctx = 0x80743b8

Where line 327 is the last line here:

static void
_mesa_meta_begin(GLcontext *ctx, GLbitfield state)
{
   struct save_state *save = &ctx->Meta->Save;

   save->SavedState = state;

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