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kconfig: remove unused code for S_DEF_AUTO in conf_read_simple()

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[ Upstream commit 92d4fe0a48f1ab6cf20143dd0b376f4fe842854b ]

The 'else' arm here is unreachable in practical use cases.

include/config/auto.conf does not include "# CONFIG_... is not set"
line unless it is manually hacked.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Stable-dep-of: a409fc1463d6 ("kconfig: fix memory leak in sym_warn_unmet_dep()")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Masahiro Yamada
2023-11-18 16:59:08 +09:00
committed by Greg Kroah-Hartman
parent fc4f353d8f
commit d2a7e49ae2
1 changed files with 8 additions and 13 deletions
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21
scripts/kconfig/confdata.c
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@@ -442,20 +442,15 @@ load:
*p++ = 0;
if (strncmp(p, "is not set", 10))
continue;
if (def == S_DEF_USER) {
sym = sym_find(line + 2 + strlen(CONFIG_));
if (!sym) {
if (warn_unknown)
conf_warning("unknown symbol: %s",
line + 2 + strlen(CONFIG_));
conf_set_changed(true);
continue;
}
} else {
sym = sym_lookup(line + 2 + strlen(CONFIG_), 0);
if (sym->type == S_UNKNOWN)
sym->type = S_BOOLEAN;
sym = sym_find(line + 2 + strlen(CONFIG_));
if (!sym) {
if (warn_unknown)
conf_warning("unknown symbol: %s",
line + 2 + strlen(CONFIG_));
conf_set_changed(true);
continue;
}
if (sym->flags & def_flags) {
conf_warning("override: reassigning to symbol %s", sym->name);