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-rw-r--r--scripts/kconfig/confdata.c7
-rw-r--r--scripts/kconfig/expr.h1
2 files changed, 4 insertions, 4 deletions
diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index 501fdcc5e999..1134892599da 100644
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -895,7 +895,8 @@ int conf_write(const char *name)
"# %s\n"
"#\n", str);
need_newline = false;
- } else if (!(sym->flags & SYMBOL_CHOICE)) {
+ } else if (!(sym->flags & SYMBOL_CHOICE) &&
+ !(sym->flags & SYMBOL_WRITTEN)) {
sym_calc_value(sym);
if (!(sym->flags & SYMBOL_WRITE))
goto next;
@@ -903,7 +904,7 @@ int conf_write(const char *name)
fprintf(out, "\n");
need_newline = false;
}
- sym->flags &= ~SYMBOL_WRITE;
+ sym->flags |= SYMBOL_WRITTEN;
conf_write_symbol(out, sym, &kconfig_printer_cb, NULL);
}
@@ -1063,8 +1064,6 @@ int conf_write_autoconf(int overwrite)
if (!overwrite && is_present(autoconf_name))
return 0;
- sym_clear_all_valid();
-
conf_write_dep("include/config/auto.conf.cmd");
if (conf_touch_deps())
diff --git a/scripts/kconfig/expr.h b/scripts/kconfig/expr.h
index 8dde65bc3165..017843c9a4f4 100644
--- a/scripts/kconfig/expr.h
+++ b/scripts/kconfig/expr.h
@@ -141,6 +141,7 @@ struct symbol {
#define SYMBOL_OPTIONAL 0x0100 /* choice is optional - values can be 'n' */
#define SYMBOL_WRITE 0x0200 /* write symbol to file (KCONFIG_CONFIG) */
#define SYMBOL_CHANGED 0x0400 /* ? */
+#define SYMBOL_WRITTEN 0x0800 /* track info to avoid double-write to .config */
#define SYMBOL_NO_WRITE 0x1000 /* Symbol for internal use only; it will not be written */
#define SYMBOL_CHECKED 0x2000 /* used during dependency checking */
#define SYMBOL_WARNED 0x8000 /* warning has been issued */