linux-kernel - [PATCH] acct: Use dedicated helper to access rlimit values

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Date:   Tue, 27 Jul 2021 20:08:23 -0700
From:   cgel.zte@...il.com
To:     akpm@...ux-foundation.org, rdunlap@...radead.org
Cc:     sh_def@....com, yang.yang29@....com.cn,
        linux-kernel@...r.kernel.org, Zeal Robot <zealci@....com.cn>
Subject: [PATCH] acct: Use dedicated helper to access rlimit values

From: Yang Yang <yang.yang29@....com.cn>

Use rlimit() helper instead of manually writing whole chain from
task to rlimit value. See patch "posix-cpu-timers: Use dedicated
helper to access rlimit values".

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Yang Yang <yang.yang29@....com.cn>
---
 kernel/acct.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/acct.c b/kernel/acct.c
index a64102be2bb0..23a7ab8e6cbc 100644
--- a/kernel/acct.c
+++ b/kernel/acct.c
@@ -478,7 +478,7 @@ static void do_acct_process(struct bsd_acct_struct *acct)
 	/*
 	 * Accounting records are not subject to resource limits.
 	 */
-	flim = current->signal->rlim[RLIMIT_FSIZE].rlim_cur;
+	flim = rlimit(RLIMIT_FSIZE);
 	current->signal->rlim[RLIMIT_FSIZE].rlim_cur = RLIM_INFINITY;
 	/* Perform file operations on behalf of whoever enabled accounting */
 	orig_cred = override_creds(file->f_cred);
-- 
2.25.1