From: Alex Shi <alexs@kernel.org>
Date: Wed, 7 Jan 2026 06:40:09 +0000 (+0800)
Subject: arch/um: remove unused varible err in remove_files_and_dir()
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=68e25613ed4d06c987a42b0589f54ce88c13477c;p=thirdparty%2Fkernel%2Fstable.git

arch/um: remove unused varible err in remove_files_and_dir()

err is duplicated with errno, and never used; remove it.

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Alex Shi <alexs@kernel.org>
Link: https://patch.msgid.link/20260107064009.15380-1-alexs@kernel.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
---

diff --git a/arch/um/os-Linux/umid.c b/arch/um/os-Linux/umid.c
index eb523ab1e218..6b488be2c545 100644
--- a/arch/um/os-Linux/umid.c
+++ b/arch/um/os-Linux/umid.c
@@ -136,7 +136,7 @@ out:
 static inline int is_umdir_used(char *dir)
 {
 	char pid[sizeof("nnnnnnnnn")], *end, *file;
-	int fd, p, n, err;
+	int fd, p, n;
 	size_t filelen = strlen(dir) + sizeof("/pid") + 1;
 
 	file = malloc(filelen);
@@ -155,7 +155,6 @@ static inline int is_umdir_used(char *dir)
 		goto out;
 	}
 
-	err = 0;
 	n = read(fd, pid, sizeof(pid));
 	if (n < 0) {
 		printk(UM_KERN_ERR "is_umdir_used : couldn't read pid file "