unreachable code

[maddin200]

/src/libraries/mne/c/mne_surface_or_volume.cpp line 3729
Code:
int MneSurfaceOrVolume::check_quad(float **rr)

{
float diff[3];
float size;
int k;

return OK;

for (k = 0; k < 4; k++) { // <-- unreachable