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-rw-r--r--scripts/dtc/treesource.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/scripts/dtc/treesource.c b/scripts/dtc/treesource.c
index 5740e6992d37..a55d1d128cce 100644
--- a/scripts/dtc/treesource.c
+++ b/scripts/dtc/treesource.c
@@ -26,12 +26,12 @@ extern int yyparse(void);
extern YYLTYPE yylloc;
struct boot_info *the_boot_info;
-int treesource_error;
+bool treesource_error;
struct boot_info *dt_from_source(const char *fname)
{
the_boot_info = NULL;
- treesource_error = 0;
+ treesource_error = false;
srcfile_push(fname);
yyin = current_srcfile->f;
@@ -54,9 +54,9 @@ static void write_prefix(FILE *f, int level)
fputc('\t', f);
}
-static int isstring(char c)
+static bool isstring(char c)
{
- return (isprint(c)
+ return (isprint((unsigned char)c)
|| (c == '\0')
|| strchr("\a\b\t\n\v\f\r", c));
}
@@ -109,7 +109,7 @@ static void write_propval_string(FILE *f, struct data val)
break;
case '\0':
fprintf(f, "\", ");
- while (m && (m->offset < i)) {
+ while (m && (m->offset <= (i + 1))) {
if (m->type == LABEL) {
assert(m->offset == (i+1));
fprintf(f, "%s: ", m->ref);
@@ -119,7 +119,7 @@ static void write_propval_string(FILE *f, struct data val)
fprintf(f, "\"");
break;
default:
- if (isprint(c))
+ if (isprint((unsigned char)c))
fprintf(f, "%c", c);
else
fprintf(f, "\\x%02hhx", c);
@@ -178,7 +178,7 @@ static void write_propval_bytes(FILE *f, struct data val)
m = m->next;
}
- fprintf(f, "%02hhx", *bp++);
+ fprintf(f, "%02hhx", (unsigned char)(*bp++));
if ((const void *)bp >= propend)
break;
fprintf(f, " ");
@@ -281,3 +281,4 @@ void dt_to_source(FILE *f, struct boot_info *bi)
write_tree_source_node(f, bi->dt, 0);
}
+