From: Shuo Wang <wangshuo47@huawei.com>
To: <lucas.de.marchi@gmail.com>, <patchwork-bot@kernel.org>,
<linux-modules@vger.kernel.org>
Cc: <hushiyuan@huawei.com>
Subject: [PATCH] libkmod: assign values to variables to fix warnings
Date: Fri, 8 Jan 2021 15:22:43 +0800 [thread overview]
Message-ID: <20210108072243.22828-1-wangshuo47@huawei.com> (raw)
libkmod/libkmod.c: In function 'kmod_lookup_alias_is_builtin':
./shared/util.h:73:9: warning: 'line' may be used uninitialized in this function [-Wmaybe-uninitialized]
free(*(void**) p);
^~~~~~~~~~~~~~~~~
libkmod/libkmod.c:581:23: note: 'line' was declared here
_cleanup_free_ char *line;
^~~~
In file included from libkmod/libkmod-module.c:42:0:
libkmod/libkmod-module.c: In function 'kmod_module_probe_insert_module':
./shared/util.h:73:9: warning: 'cmd' may be used uninitialized in this function [-Wmaybe-uninitialized]
free(*(void**) p);
^~~~~~~~~~~~~~~~~
libkmod/libkmod-module.c:1009:23: note: 'cmd' was declared here
_cleanup_free_ char *cmd;
---
libkmod/libkmod-module.c | 2 +-
libkmod/libkmod.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/libkmod/libkmod-module.c b/libkmod/libkmod-module.c
index 76a6dc3..2e973b5 100644
--- a/libkmod/libkmod-module.c
+++ b/libkmod/libkmod-module.c
@@ -1006,7 +1006,7 @@ static int module_do_install_commands(struct kmod_module *mod,
{
const char *command = kmod_module_get_install_commands(mod);
char *p;
- _cleanup_free_ char *cmd;
+ _cleanup_free_ char *cmd = NULL;
int err;
size_t cmdlen, options_len, varlen;
diff --git a/libkmod/libkmod.c b/libkmod/libkmod.c
index 43423d6..66e658c 100644
--- a/libkmod/libkmod.c
+++ b/libkmod/libkmod.c
@@ -578,7 +578,7 @@ finish:
bool kmod_lookup_alias_is_builtin(struct kmod_ctx *ctx, const char *name)
{
- _cleanup_free_ char *line;
+ _cleanup_free_ char *line = NULL;
line = lookup_builtin_file(ctx, name);
--
2.23.0
next reply other threads:[~2021-01-08 7:23 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-08 7:22 Shuo Wang [this message]
2021-01-11 13:09 ` [PATCH] libkmod: assign values to variables to fix warnings Lucas De Marchi
2021-01-11 14:13 Shuo Wang
2021-01-21 7:06 Shuo Wang
2021-01-23 19:04 ` Lucas De Marchi
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