linux-kernel - [PATCH linux-next] debug:kdb: fix unsigned int win compared to less than zero

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Message-Id: <20210820022442.11107-1-jing.yangyang@zte.com.cn>
Date:   Thu, 19 Aug 2021 19:24:42 -0700
From:   jing yangyang <cgel.zte@...il.com>
To:     Jason Wessel <jason.wessel@...driver.com>,
        Daniel Thompson <daniel.thompson@...aro.org>,
        Douglas Anderson <dianders@...omium.org>,
        Sumit Garg <sumit.garg@...aro.org>,
        Will Deacon <will@...nel.org>,
        Stephen Zhang <stephenzhangzsd@...il.com>,
        Peter Zijlstra <peterz@...radead.org>,
        "Gustavo A . R . Silva" <gustavoars@...nel.org>,
        kgdb-bugreport@...ts.sourceforge.net, linux-kernel@...r.kernel.org
Cc:     jing yangyang <jing.yangyang@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH linux-next] debug:kdb: fix unsigned int win compared to less than zero

Fix coccicheck warning:
./kernel/debug/kdb/kdb_support.c:575:3-10:
WARNING:Unsigned expression compared with zero  p_state < 0

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: jing yangyang <jing.yangyang@....com.cn>
---
 kernel/debug/kdb/kdb_support.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/debug/kdb/kdb_support.c b/kernel/debug/kdb/kdb_support.c
index c605b17..fb30801 100644
--- a/kernel/debug/kdb/kdb_support.c
+++ b/kernel/debug/kdb/kdb_support.c
@@ -560,7 +560,7 @@ unsigned long kdb_task_state_string(const char *s)
  */
 char kdb_task_state_char (const struct task_struct *p)
 {
-	unsigned int p_state;
+	int p_state;
 	unsigned long tmp;
 	char state;
 	int cpu;
-- 
1.8.3.1