diff --git a/libr/asm/arch/arm/armass64.c b/libr/asm/arch/arm/armass64.c
index 028761ac47..4a55d9df8b 100644
--- a/libr/asm/arch/arm/armass64.c
+++ b/libr/asm/arch/arm/armass64.c
@@ -785,6 +785,7 @@ static bool parseOperands(char* str, ArmOp *op) {
 			op->operands[operand].reg_type = ARM_REG64;
 			op->operands[operand].reg = r_num_math (NULL, token + 1);
 			if (op->operands[operand].reg > 31) {
+				free (t);
 				return false;
 			}
 			break;
@@ -794,6 +795,7 @@ static bool parseOperands(char* str, ArmOp *op) {
 			op->operands[operand].reg_type = ARM_REG32;
 			op->operands[operand].reg = r_num_math (NULL, token + 1);
 			if (op->operands[operand].reg > 31) {
+				free (t);
 				return false;
 			}
 			break;
diff --git a/libr/asm/arch/dcpu16/asm.c b/libr/asm/arch/dcpu16/asm.c
index e2ce8ed691..5c1f220aa2 100644
--- a/libr/asm/arch/dcpu16/asm.c
+++ b/libr/asm/arch/dcpu16/asm.c
@@ -207,7 +207,7 @@ int dcpu16_assemble (ut8* out, const char* unoline) {
 	ut16 wordA = 0, wordB = 0;
 	int basic_opcode = 0;
 	int non_basic_opcode = 0;
-	char line[256], *param;
+	char line[256] = {0}, *param;
 	int off = 0;
 	// uberflow!
 	clean_line (line, unoline);
diff --git a/libr/core/cmd_print.c b/libr/core/cmd_print.c
index 465361ab6c..160c08c35a 100644
--- a/libr/core/cmd_print.c
+++ b/libr/core/cmd_print.c
@@ -4583,7 +4583,7 @@ static int cmd_print(void *data, const char *input) {
 					r_cons_printf (",\"addr\":%"PFMT64u, f->addr);
 					r_cons_printf (",\"ops\":[");
 					// instructions are all outputted as a json list
-					cont_size = f->_size > 0 ? f->_size : r_anal_fcn_realsize (f);
+					//  DEAD CODE cont_size = f->_size > 0 ? f->_size : r_anal_fcn_realsize (f);
 					bool first = true;
 					bool prev_result = true;
 					// TODO: can loc jump to another locs?
diff --git a/libr/core/graph.c b/libr/core/graph.c
index 801b27697c..bd3037c257 100644
--- a/libr/core/graph.c
+++ b/libr/core/graph.c
@@ -1673,6 +1673,7 @@ static void fix_back_edge_dummy_nodes (RAGraph *g, RANode *from, RANode *to) {
 }
 
 static int get_nth (const RAGraph *g, RANode *src, RANode *dst);
+
 void backedge_info (RAGraph *g) {
 	int i, j, k;
 	int min, max;
@@ -1826,8 +1827,8 @@ void backedge_info (RAGraph *g) {
 		e->is_reversed = true;
 		e->from = NULL;
 		e->to = NULL;
-		e->x = r_list_new();
-		e->y = r_list_new();
+		e->x = r_list_new ();
+		e->y = r_list_new ();
 		if (g->layout == 0) {
 			r_list_append (e->y, (void *) (size_t) (n->y + g->layers[g->n_layers - 1].height + 2 + outedge));
 		} else {
diff --git a/libr/crypto/p/crypto_aes_algo.c b/libr/crypto/p/crypto_aes_algo.c
index 3c16ca9929..6a6cef4e59 100644
--- a/libr/crypto/p/crypto_aes_algo.c
+++ b/libr/crypto/p/crypto_aes_algo.c
@@ -244,14 +244,10 @@ void aes_decrypt (struct aes_state *st, ut8 *in, ut8 *result) {
 
 	// Apply round transforms
 	for (r = 1; r < st->rounds; r++) {
-		a0 = (RT0[(ut8)(t0 >> 24)] ^ RT1[(ut8)(t3 >> 16)] ^ RT2[(ut8)(t2 >> 8)] ^
-				RT3[(ut8)t1]);
-		a1 = (RT0[(ut8)(t1 >> 24)] ^ RT1[(ut8)(t0 >> 16)] ^ RT2[(ut8)(t3 >> 8)] ^
-				RT3[(ut8)t2]);
-		a2 = (RT0[(ut8)(t2 >> 24)] ^ RT1[(ut8)(t1 >> 16)] ^ RT2[(ut8)(t0 >> 8)] ^
-				RT3[(ut8)t3]);
-		a3 = (RT0[(ut8)(t3 >> 24)] ^ RT1[(ut8)(t2 >> 16)] ^ RT2[(ut8)(t1 >> 8)] ^
-				RT3[(ut8)t0]);
+		a0 = (RT0[(ut8)(t0 >> 24)] ^ RT1[(ut8)(t3 >> 16)] ^ RT2[(ut8)(t2 >> 8)] ^ RT3[(ut8)t1]);
+		a1 = (RT0[(ut8)(t1 >> 24)] ^ RT1[(ut8)(t0 >> 16)] ^ RT2[(ut8)(t3 >> 8)] ^ RT3[(ut8)t2]);
+		a2 = (RT0[(ut8)(t2 >> 24)] ^ RT1[(ut8)(t1 >> 16)] ^ RT2[(ut8)(t0 >> 8)] ^ RT3[(ut8)t3]);
+		a3 = (RT0[(ut8)(t3 >> 24)] ^ RT1[(ut8)(t2 >> 16)] ^ RT2[(ut8)(t1 >> 8)] ^ RT3[(ut8)t0]);
 		t0 = a0 ^ expkey[1][r][0];
 		t1 = a1 ^ expkey[1][r][1];
 		t2 = a2 ^ expkey[1][r][2];
diff --git a/libr/debug/dreg.c b/libr/debug/dreg.c
index 42e0075573..7181e52768 100644
--- a/libr/debug/dreg.c
+++ b/libr/debug/dreg.c
@@ -178,7 +178,7 @@ R_API int r_debug_reg_list(RDebug *dbg, int type, int size, int rad, const char
 				if (tolower ((ut8)rad) == 'j') {
 					snprintf (strvalue, sizeof (strvalue),"%"PFMT64u, value);
 				} else {
-					if (pr->wide_offsets && dbg->bits & R_SYS_BITS_64) {
+					if (pr && pr->wide_offsets && dbg->bits & R_SYS_BITS_64) {
 						snprintf (strvalue, sizeof (strvalue),"0x%016"PFMT64x, value);
 					} else {
 						snprintf (strvalue, sizeof (strvalue),"0x%08"PFMT64x, value);
diff --git a/libr/parse/p/parse_x86_pseudo.c b/libr/parse/p/parse_x86_pseudo.c
index 5d803c1b31..3c16174819 100644
--- a/libr/parse/p/parse_x86_pseudo.c
+++ b/libr/parse/p/parse_x86_pseudo.c
@@ -170,8 +170,8 @@ static int parse (RParse *p, const char *data, char *str) {
 	if (!(buf = strdup (data))) {
 		return false;
 	}
+	*w0 = *w1 = *w2 = *w3 = '\0';
 	if (*buf) {
-		*w0 = *w1 = *w2 = *w3 = '\0';
 		end = strchr (buf, '\0');
 		ptr = strchr (buf, ' ');
 		if (!ptr) {