Buscar el numero mayor

#include <stdio.h>
int buscarmayor(int a, int b, int c){
    int may =0;
    if(a>b && a>c){
        may=a;
    }
    if(b>a && b>c){
        may=b;
    }
    if(c>a && c>b){
        may=c;
    }
    return may;
}
int main (){
    int val1, val2,val3,may;
    printf("ingrese los valores de val1,val2,val3\n");
    scanf("%d %d %d",&val1,&val2,&val3);
    may=buscarmayor(val1,val2,val3);
    printf("\nel valor del mayor es: %d\n",may);
    return 0;
}