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mesa: Fix _mesa_lookup_parameter_constant's return value. 

Fixes gcc warning

  In function ‘_mesa_add_unnamed_constant’:
  warning: ‘pos’ may be used uninitialized in this function

but also what appears to be a bug.
This commit is contained in:
José Fonseca 2010-08-30 13:48:21 +01:00
parent e4c3e7f9d8
commit 128237927d
1 changed files with 4 additions and 2 deletions
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6
src/mesa/program/prog_parameter.c
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@ -482,8 +482,10 @@ _mesa_lookup_parameter_constant(const struct gl_program_parameter_list *list,
assert(vSize >= 1);
assert(vSize <= 4);
if (!list)
return -1;
if (!list) {
*posOut = -1;
return GL_FALSE;
}
for (i = 0; i < list->NumParameters; i++) {
if (list->Parameters[i].Type == PROGRAM_CONSTANT) {