diff --git a/libr/arch/p/6502/plugin.c b/libr/arch/p/6502/plugin.c
index f187a9d2a2..295e47fdf9 100644
--- a/libr/arch/p/6502/plugin.c
+++ b/libr/arch/p/6502/plugin.c
@@ -301,7 +301,6 @@ static void _6502_anal_esil_flags(RAnalOp *op, ut8 data0) {
 		enabled = 0;
 		flag = 'V';
 		break;
-		break;
 	}
 	r_strbuf_setf (&op->esil, "%d,%c,=", enabled, flag);
 }
diff --git a/libr/arch/p/null/plugin.c b/libr/arch/p/null/plugin.c
index 790323964a..a17fb0c3d4 100644
--- a/libr/arch/p/null/plugin.c
+++ b/libr/arch/p/null/plugin.c
@@ -5,7 +5,7 @@
 
 RArchPlugin r_arch_plugin_null = {
 	.name = "null",
-	.desc = "Fallback/Null archysis plugin",
+	.desc = "Fallback/Null arch plugin",
 	.arch = "none",
 	.license = "LGPL3",
 	.bits = R_SYS_BITS_PACK4 (8, 16, 32, 64)
diff --git a/libr/bin/p/bin_bf.c b/libr/bin/p/bin_bf.c
index 923d17077b..f06cec5be6 100644
--- a/libr/bin/p/bin_bf.c
+++ b/libr/bin/p/bin_bf.c
@@ -7,7 +7,8 @@ static bool load_buffer(RBinFile *bf, void **bin_obj, RBuffer *buf, ut64 loadadd
 }
 
 static void destroy(RBinFile *bf) {
-	r_buf_free (bf->o->bin_obj);
+	RBuffer *buf = R_UNWRAP3 (bf, o, bin_obj);
+	r_buf_free (buf);
 }
 
 static RList *strings(RBinFile *bf) {
diff --git a/libr/bin/p/bin_bios.c b/libr/bin/p/bin_bios.c
index edcd057e04..55acd21c80 100644
--- a/libr/bin/p/bin_bios.c
+++ b/libr/bin/p/bin_bios.c
@@ -1,4 +1,4 @@
-/* radare - LGPL - Copyright 2013-2019 - pancake */
+/* radare - LGPL - Copyright 2013-2023 - pancake */
 
 #include <r_bin.h>
 #include "../i/private.h"
@@ -19,7 +19,7 @@ static bool check_buffer(RBinFile *bf, RBuffer *buf) {
 	const ut32 ep = sz - 0x10000 + 0xfff0; /* F000:FFF0 address */
 	/* hacky check to avoid detecting multidex or MZ bins as bios */
 	/* need better fix for this */
-	ut8 tmp[3];
+	ut8 tmp[3] = {0};
 	int r = r_buf_read_at (buf, 0, tmp, sizeof (tmp));
 	if (r <= 0 || !memcmp (tmp, "dex", 3) || !memcmp (tmp, "MZ", 2)) {
 		return false;
diff --git a/libr/bin/p/bin_bootimg.c b/libr/bin/p/bin_bootimg.c
index 09a927e385..71044f3c2f 100644
--- a/libr/bin/p/bin_bootimg.c
+++ b/libr/bin/p/bin_bootimg.c
@@ -140,7 +140,7 @@ static bool check_buffer(RBinFile *bf, RBuffer *buf) {
 }
 
 static RList *entries(RBinFile *bf) {
-	BootImageObj *bio = bf->o->bin_obj;
+	BootImageObj *bio = R_UNWRAP3 (bf, o, bin_obj);
 	RBinAddr *ptr = NULL;
 	if (!bio) {
 		return NULL;
diff --git a/libr/bin/p/bin_coff.c b/libr/bin/p/bin_coff.c
index 73508157e1..caecf55a53 100644
--- a/libr/bin/p/bin_coff.c
+++ b/libr/bin/p/bin_coff.c
@@ -662,15 +662,6 @@ static RBinInfo *info(RBinFile *bf) {
 	return ret;
 }
 
-static RList *fields(RBinFile *bf) {
-	return NULL;
-}
-
-
-static ut64 size(RBinFile *bf) {
-	return 0;
-}
-
 static bool check_buffer(RBinFile *bf, RBuffer *buf) {
 #if 0
 TODO: do more checks here to avoid false positives
@@ -703,8 +694,6 @@ RBinPlugin r_bin_plugin_coff = {
 	.symbols = &symbols,
 	.imports = &imports,
 	.info = &info,
-	.fields = &fields,
-	.size = &size,
 	.libs = &libs,
 	.relocs = &relocs,
 	.patch_relocs = &patch_relocs
diff --git a/libr/bin/p/bin_dbginfo_elf.c b/libr/bin/p/bin_dbginfo_elf.c
index 4a10f3493f..dcafe5aff5 100644
--- a/libr/bin/p/bin_dbginfo_elf.c
+++ b/libr/bin/p/bin_dbginfo_elf.c
@@ -12,7 +12,7 @@ static bool get_line(RBinFile *bf, ut64 addr, char *file, int len, int *line) {
 			char *p = strchr (ret, '|');
 			if (p) {
 				*p = '\0';
-				strncpy (file, ret, len);
+				r_str_ncpy (file, ret, len);
 				*line = atoi (p + 1);
 				return true;
 			}
diff --git a/libr/bin/p/bin_dbginfo_p9.c b/libr/bin/p/bin_dbginfo_p9.c
index 396e0a925f..dd9670784e 100644
--- a/libr/bin/p/bin_dbginfo_p9.c
+++ b/libr/bin/p/bin_dbginfo_p9.c
@@ -11,7 +11,7 @@ static bool get_line(RBinFile *bf, ut64 addr, char *file, int len, int *line) {
 			char *p = strchr (ret, '|');
 			if (p) {
 				*p = '\0';
-				strncpy (file, ret, len);
+				r_str_ncpy (file, ret, len);
 				*line = atoi (p + 1);
 				return true;
 			}
diff --git a/libr/bin/p/bin_java.c b/libr/bin/p/bin_java.c
index c0ad4171b6..72fa2dc562 100644
--- a/libr/bin/p/bin_java.c
+++ b/libr/bin/p/bin_java.c
@@ -186,10 +186,6 @@ static RList *imports(RBinFile *bf) {
 	return r_bin_java_get_imports (bf->o->bin_obj);
 }
 
-static RList *fields(RBinFile *bf) {
-	return NULL;// r_bin_java_get_fields (bf->o->bin_obj);
-}
-
 static RList *libs(RBinFile *bf) {
 	return r_bin_java_get_lib_names (bf->o->bin_obj);
 }
@@ -211,7 +207,6 @@ RBinPlugin r_bin_plugin_java = {
 	.imports = &imports,
 	.strings = &strings,
 	.info = &info,
-	.fields = fields,
 	.libs = libs,
 	.lines = &lines,
 	.classes = classes,
diff --git a/libr/bin/p/bin_ldr_linux.c b/libr/bin/p/bin_ldr_linux.c
index 7a8db37f36..78481c71a7 100644
--- a/libr/bin/p/bin_ldr_linux.c
+++ b/libr/bin/p/bin_ldr_linux.c
@@ -9,7 +9,7 @@ static bool load(RBin *bin) {
 	if (!bin->file) {
 	   	bin->file = bin->cur->file;
 	}
-	return bin->cur->xtr_obj? true : false;
+	return bin->cur->xtr_obj != NULL;
 }
 
 
diff --git a/libr/util/sstext.c b/libr/util/sstext.c
index 1f52fa498e..879930af7b 100644
--- a/libr/util/sstext.c
+++ b/libr/util/sstext.c
@@ -449,6 +449,10 @@ static const SevenSegments ss[] = {
 		"    ",
 		" &  " }
 	},
+	{ '@', { "    ",
+		"    ",
+		" @  " }
+	},
 	{ '\0', {0}}
 };