fix linter errors

Author: Avaneesh-axiom

examples/ecc/openvm.toml

@@ -7,4 +7,7 @@ supported_modulus = ["1157920892373161954235709850086879078532699846656405640394
 [[app_vm_config.ecc.supported_curves]]
 modulus = "115792089237316195423570985008687907853269984665640564039457584007908834671663"
 scalar = "115792089237316195423570985008687907852837564279074904382605163141518161494337"
-coeffs = { type = "SwCurve", a = "0", b = "7" }
+
+[[app_vm_config.ecc.supported_curves.SwCurve]]
+a = "0"
+b = "7"

examples/ecc/openvm/app.vmexe

@@ -37,6 +37,7 @@ pub struct CurveConfig {
     #[serde_as(as = "DisplayFromStr")]
     pub scalar: BigUint,
     // curve-specific coefficients
+    #[serde_as(as = "_")]
     pub coeffs: CurveCoeffs,
 }
 

extensions/ecc/circuit/src/ecc_extension.rs

@@ -115,8 +115,8 @@ pub fn te_declare(input: TokenStream) -> TokenStream {
                         let y1y2 = p1.y() * p2.y();
                         let dx1x2y1y2 = Self::CURVE_D * x1x2 * y1y2;
 
-                        let x3 = (x1y2 + y1x2).div_unsafe(&<#intmod_type as openvm_algebra_guest::IntMod>::ONE + dx1x2y1y2);
-                        let y3 = (y1y2 - Self::CURVE_A * x1x2).div_unsafe(&<#intmod_type as openvm_algebra_guest::IntMod>::ONE - dx1x2y1y2);
+                        let x3 = (x1y2 + y1x2).div_unsafe(&<#intmod_type as openvm_algebra_guest::IntMod>::ONE + &dx1x2y1y2);
+                        let y3 = (y1y2 - Self::CURVE_A * x1x2).div_unsafe(&<#intmod_type as openvm_algebra_guest::IntMod>::ONE - &dx1x2y1y2);
 
                         #struct_name { x: x3, y: y3 }
                     }