+ user_namespace-remove-unnecessary-null-values-from-kbuf.patch added to mm-nonmm-unstable branch

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The patch titled
     Subject: user_namespace: Remove unnecessary NULL values from kbuf
has been added to the -mm mm-nonmm-unstable branch.  Its filename is
     user_namespace-remove-unnecessary-null-values-from-kbuf.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/user_namespace-remove-unnecessary-null-values-from-kbuf.patch

This patch will later appear in the mm-nonmm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Li zeming <zeming@xxxxxxxxxxxx>
Subject: user_namespace: Remove unnecessary NULL values from kbuf
Date: Mon, 15 Jan 2024 14:25:19 +0800

kbuf is assigned first, so it does not need to initialize the assignment.

Link: https://lkml.kernel.org/r/20240115062519.31298-1-zeming@xxxxxxxxxxxx
Signed-off-by: Li zeming <zeming@xxxxxxxxxxxx>
Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 kernel/user_namespace.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/kernel/user_namespace.c~user_namespace-remove-unnecessary-null-values-from-kbuf
+++ a/kernel/user_namespace.c
@@ -931,7 +931,7 @@ static ssize_t map_write(struct file *fi
 	struct uid_gid_map new_map;
 	unsigned idx;
 	struct uid_gid_extent extent;
-	char *kbuf = NULL, *pos, *next_line;
+	char *kbuf, *pos, *next_line;
 	ssize_t ret;
 
 	/* Only allow < page size writes at the beginning of the file */
_

Patches currently in -mm which might be from zeming@xxxxxxxxxxxx are

user_namespace-remove-unnecessary-null-values-from-kbuf.patch





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