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-rw-r--r--scripts/gendwarfksyms/gendwarfksyms.c3
-rw-r--r--scripts/gendwarfksyms/gendwarfksyms.h2
-rw-r--r--scripts/gendwarfksyms/symbols.c4
3 files changed, 6 insertions, 3 deletions
diff --git a/scripts/gendwarfksyms/gendwarfksyms.c b/scripts/gendwarfksyms/gendwarfksyms.c
index 08ae61eb327e..f5203d1640ee 100644
--- a/scripts/gendwarfksyms/gendwarfksyms.c
+++ b/scripts/gendwarfksyms/gendwarfksyms.c
@@ -138,7 +138,8 @@ int main(int argc, char **argv)
error("no input files?");
}
- symbol_read_exports(stdin);
+ if (!symbol_read_exports(stdin))
+ return 0;
if (symtypes_file) {
symfile = fopen(symtypes_file, "w");
diff --git a/scripts/gendwarfksyms/gendwarfksyms.h b/scripts/gendwarfksyms/gendwarfksyms.h
index d9c06d2cb1df..32cec8f7695a 100644
--- a/scripts/gendwarfksyms/gendwarfksyms.h
+++ b/scripts/gendwarfksyms/gendwarfksyms.h
@@ -123,7 +123,7 @@ struct symbol {
typedef void (*symbol_callback_t)(struct symbol *, void *arg);
bool is_symbol_ptr(const char *name);
-void symbol_read_exports(FILE *file);
+int symbol_read_exports(FILE *file);
void symbol_read_symtab(int fd);
struct symbol *symbol_get(const char *name);
void symbol_set_ptr(struct symbol *sym, Dwarf_Die *ptr);
diff --git a/scripts/gendwarfksyms/symbols.c b/scripts/gendwarfksyms/symbols.c
index 35ed594f0749..ecddcb5ffcdf 100644
--- a/scripts/gendwarfksyms/symbols.c
+++ b/scripts/gendwarfksyms/symbols.c
@@ -128,7 +128,7 @@ static bool is_exported(const char *name)
return for_each(name, NULL, NULL) > 0;
}
-void symbol_read_exports(FILE *file)
+int symbol_read_exports(FILE *file)
{
struct symbol *sym;
char *line = NULL;
@@ -159,6 +159,8 @@ void symbol_read_exports(FILE *file)
free(line);
debug("%d exported symbols", nsym);
+
+ return nsym;
}
static void get_symbol(struct symbol *sym, void *arg)