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check for target instead of program->Target in _tnl_program_string, avoids segfault if program is NULL

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This commit is contained in:
Roland Scheidegger 2006-11-29 22:16:16 +00:00
parent ac8620f375
commit e731d8aafa
1 changed files with 1 additions and 1 deletions
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2
src/mesa/tnl/t_vb_arbprogram.c
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@ -1529,7 +1529,7 @@ const struct tnl_pipeline_stage _tnl_arb_vertex_program_stage =
void
_tnl_program_string(GLcontext *ctx, GLenum target, struct gl_program *program)
{
if (program->Target == GL_VERTEX_PROGRAM_ARB) {
if (target == GL_VERTEX_PROGRAM_ARB) {
/* free any existing tnl data hanging off the program */
struct gl_vertex_program *vprog = (struct gl_vertex_program *) program;
if (vprog->TnlData) {