126 static u32 inv_mix_columns(u32 x)  in inv_mix_columns()  function
245 		ctx->key_dec[i]     = inv_mix_columns(ctx->key_enc[j]);  in aes_expandkey()
246 		ctx->key_dec[i + 1] = inv_mix_columns(ctx->key_enc[j + 1]);  in aes_expandkey()
247 		ctx->key_dec[i + 2] = inv_mix_columns(ctx->key_enc[j + 2]);  in aes_expandkey()
248 		ctx->key_dec[i + 3] = inv_mix_columns(ctx->key_enc[j + 3]);  in aes_expandkey()
355 		st1[0] = inv_mix_columns(inv_subshift(st0, 0)) ^ rkp[0];  in aes_decrypt()
356 		st1[1] = inv_mix_columns(inv_subshift(st0, 1)) ^ rkp[1];  in aes_decrypt()
357 		st1[2] = inv_mix_columns(inv_subshift(st0, 2)) ^ rkp[2];  in aes_decrypt()
358 		st1[3] = inv_mix_columns(inv_subshift(st0, 3)) ^ rkp[3];  in aes_decrypt()
363 		st0[0] = inv_mix_columns(inv_subshift(st1, 0)) ^ rkp[4];  in aes_decrypt()
364 		st0[1] = inv_mix_columns(inv_subshift(st1, 1)) ^ rkp[5];  in aes_decrypt()
365 		st0[2] = inv_mix_columns(inv_subshift(st1, 2)) ^ rkp[6];  in aes_decrypt()
366 		st0[3] = inv_mix_columns(inv_subshift(st1, 3)) ^ rkp[7];  in aes_decrypt()