From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3859722AE7C; Mon, 10 Mar 2025 17:53:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741629207; cv=none; b=Gx7pDJ93GZG6md+1XVHMz0j9vvVuwZgDDkaZXaCeRyooyLtifafgUmUwUe7SWgIZnK0L0L1oab8YwBcPpMwU//0FpDYROJhu2oCBOmRTeLKt3S41ZnMZY7lpqVDh7126+vBt+kS8LGhNAqRoc46VRyeSQEz7CGr+dBX0/6UAj4U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741629207; c=relaxed/simple; bh=0ehu48MmWVvHSUSvcWvmceOHwrH9/B/Y1OPnzwSIXC8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=FgnCX8+SgVmrOuNm5MYtV4DZ+hw7eqsfccjTntG921+ITFlivwciDKpjwqdzdCTsz4rz2qpHf9B7b8LKJCXSzp5g3edG4tFiuiP3jDW521qlchniw2lG5DU/2dbJr6SnWuT98e+MCV+7Pt3p1wPW1u2hPRxQRCXKw7s99ODOtnY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=KfvX9BPq; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="KfvX9BPq" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AFDFBC4CEE5; Mon, 10 Mar 2025 17:53:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1741629207; bh=0ehu48MmWVvHSUSvcWvmceOHwrH9/B/Y1OPnzwSIXC8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KfvX9BPqXRScxU6OUyhXXWRnV91MST8XuuwSI1ZXaERm0S6Og3p41+lG6MDkRObvr 1N6Aqg6tThFHoPuie2oTUzv8PrKWjxbOR/paYE7T68ywDeFRNMP3hj2pynLn2uyrDr 0I6DEFH39DMuqALTJqOuw6NrNETI73xX4Mvo9xJg= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Stefan Reinauer , Sergey Senozhatsky , Masahiro Yamada , Sasha Levin Subject: [PATCH 5.15 182/620] kconfig: WERROR unmet symbol dependency Date: Mon, 10 Mar 2025 18:00:28 +0100 Message-ID: <20250310170552.814838979@linuxfoundation.org> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250310170545.553361750@linuxfoundation.org> References: <20250310170545.553361750@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Sergey Senozhatsky [ Upstream commit 15d3f7664d2776c086f813f1efbfe2ae20a85e89 ] When KCONFIG_WERROR env variable is set treat unmet direct symbol dependency as a terminal condition (error). Suggested-by: Stefan Reinauer Signed-off-by: Sergey Senozhatsky Signed-off-by: Masahiro Yamada Stable-dep-of: a409fc1463d6 ("kconfig: fix memory leak in sym_warn_unmet_dep()") Signed-off-by: Sasha Levin --- scripts/kconfig/conf.c | 6 ++++++ scripts/kconfig/confdata.c | 13 ++++++++----- scripts/kconfig/lkc_proto.h | 2 ++ scripts/kconfig/symbol.c | 9 +++++++++ 4 files changed, 25 insertions(+), 5 deletions(-) diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c index 5d84b44a2a2a7..ab1c41eb6d035 100644 --- a/scripts/kconfig/conf.c +++ b/scripts/kconfig/conf.c @@ -838,6 +838,9 @@ int main(int ac, char **av) break; } + if (conf_errors()) + exit(1); + if (sync_kconfig) { name = getenv("KCONFIG_NOSILENTUPDATE"); if (name && *name) { @@ -898,6 +901,9 @@ int main(int ac, char **av) break; } + if (sym_dep_errors()) + exit(1); + if (input_mode == savedefconfig) { if (conf_write_defconfig(defconfig_file)) { fprintf(stderr, "n*** Error while saving defconfig to: %s\n\n", diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c index ef9deb1e22f8c..06d98ca4b612f 100644 --- a/scripts/kconfig/confdata.c +++ b/scripts/kconfig/confdata.c @@ -173,6 +173,13 @@ static void conf_message(const char *fmt, ...) static const char *conf_filename; static int conf_lineno, conf_warnings; +bool conf_errors(void) +{ + if (conf_warnings) + return getenv("KCONFIG_WERROR"); + return false; +} + static void conf_warning(const char *fmt, ...) { va_list ap; @@ -351,10 +358,9 @@ int conf_read_simple(const char *name, int def) char *p, *p2, *val; struct symbol *sym; int i, def_flags; - const char *warn_unknown, *werror, *sym_name; + const char *warn_unknown, *sym_name; warn_unknown = getenv("KCONFIG_WARN_UNKNOWN_SYMBOLS"); - werror = getenv("KCONFIG_WERROR"); if (name) { in = zconf_fopen(name); } else { @@ -515,9 +521,6 @@ int conf_read_simple(const char *name, int def) free(line); fclose(in); - if (conf_warnings && werror) - exit(1); - return 0; } diff --git a/scripts/kconfig/lkc_proto.h b/scripts/kconfig/lkc_proto.h index a11626bdc421c..d7783bc0a4f79 100644 --- a/scripts/kconfig/lkc_proto.h +++ b/scripts/kconfig/lkc_proto.h @@ -12,6 +12,7 @@ void conf_set_changed(bool val); bool conf_get_changed(void); void conf_set_changed_callback(void (*fn)(void)); void conf_set_message_callback(void (*fn)(const char *s)); +bool conf_errors(void); /* symbol.c */ extern struct symbol * symbol_hash[SYMBOL_HASHSIZE]; @@ -22,6 +23,7 @@ const char * sym_escape_string_value(const char *in); struct symbol ** sym_re_search(const char *pattern); const char * sym_type_name(enum symbol_type type); void sym_calc_value(struct symbol *sym); +bool sym_dep_errors(void); enum symbol_type sym_get_type(struct symbol *sym); bool sym_tristate_within_range(struct symbol *sym,tristate tri); bool sym_set_tristate_value(struct symbol *sym,tristate tri); diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c index f9786621a178e..15d958ba99880 100644 --- a/scripts/kconfig/symbol.c +++ b/scripts/kconfig/symbol.c @@ -40,6 +40,7 @@ static struct symbol symbol_empty = { struct symbol *modules_sym; static tristate modules_val; +static int sym_warnings; enum symbol_type sym_get_type(struct symbol *sym) { @@ -320,6 +321,14 @@ static void sym_warn_unmet_dep(struct symbol *sym) " Selected by [m]:\n"); fputs(str_get(&gs), stderr); + sym_warnings++; +} + +bool sym_dep_errors(void) +{ + if (sym_warnings) + return getenv("KCONFIG_WERROR"); + return false; } void sym_calc_value(struct symbol *sym) -- 2.39.5