crypto: lib/mpi - delete unnecessary condition

We checked that "nlimbs" is non-zero in the outside if statement so delete the duplicate check here. Signed-off-by: Dan Carpenter <[email protected]> Reviewed-by: Tianjia Zhang <[email protected]> Signed-off-by: Herbert Xu <[email protected]>
wafgo · Jul 12, 2024 · fe69b77 · fe69b77
1 parent 101e99c
commit fe69b77
Showing 1 changed file with 4 additions and 6 deletions.
diff --git a/lib/crypto/mpi/mpi-bit.c b/lib/crypto/mpi/mpi-bit.c
@@ -212,12 +212,10 @@ void mpi_rshift(MPI x, MPI a, unsigned int n)
 			return;
 		}
 
-		if (nlimbs) {
-			for (i = 0; i < x->nlimbs - nlimbs; i++)
-				x->d[i] = x->d[i+nlimbs];
-			x->d[i] = 0;
-			x->nlimbs -= nlimbs;
-		}
+		for (i = 0; i < x->nlimbs - nlimbs; i++)
+			x->d[i] = x->d[i+nlimbs];
+		x->d[i] = 0;
+		x->nlimbs -= nlimbs;
 
 		if (x->nlimbs && nbits)
 			mpihelp_rshift(x->d, x->d, x->nlimbs, nbits);