libavcodec/ivi_dsp.c:90: error: Uninitialized Value
  The value read from b2_5 was never initialized.

libavcodec/ivi_dsp.c:90:13: 
88.             b2_1 = b2_2; // b2[x-1,y  ] = b2[x,  y  ]
89.             b2_2 = b2_3; // b2[x  ,y  ] = b2[x+1,y  ]
90.             b2_4 = b2_5; // b2[x-1,y+1] = b2[x  ,y+1]
                ^
91.             b2_5 = b2_6; // b2[x  ,y+1] = b2[x+1,y+1]
92.             b3_1 = b3_2; // b3[x-1,y-1] = b3[x  ,y-1]
