protect against possible buffer overflow (ab5c3b03) · Commits · 郑智淋 / lammps

src/KSPACE/fix_tune_kspace.cpp

+4 −4

Original line number	Diff line number	Diff line
		@@ -99,8 +99,8 @@ void FixTuneKspace::init()
		error->all(FLERR,"Cannot use fix tune/kspace with dipole long-range solver");

		double old_acc = force->kspace->accuracy/force->kspace->two_charge_force;
		char old_acc_str[12];
		sprintf(old_acc_str,"%g",old_acc);
		char old_acc_str[16];
		snprintf(old_acc_str,16,"%g",old_acc);
		strcpy(new_acc_str,old_acc_str);

		int itmp;
		@@ -210,8 +210,8 @@ void FixTuneKspace::store_old_kspace_settings()
		strcpy(old_kspace_style,force->kspace_style);
		strcpy(new_kspace_style,old_kspace_style);
		double old_acc = force->kspace->accuracy_relative;
		char old_acc_str[12];
		sprintf(old_acc_str,"%g",old_acc);
		char old_acc_str[16];
		snprintf(old_acc_str,16,"%g",old_acc);
		strcpy(new_pair_style,force->pair_style);
		strcpy(base_pair_style,force->pair_style);
		char *trunc;