Lv Ruyi 12e380bb6f proc: bootconfig: Add null pointer check ...

commit bed5b60bf67ccd8957b8c0558fead30c4a3f5d3f upstream.

kzalloc is a memory allocation function which can return NULL when some
internal memory errors happen. It is safer to add null pointer check.

Link: https://lkml.kernel.org/r/20220329104004.2376879-1-lv.ruyi@zte.com.cn

Cc: stable@vger.kernel.org
Fixes: c1a3c36017d4 ("proc: bootconfig: Add /proc/bootconfig to show boot config list")
Acked-by: Masami Hiramatsu <mhiramat@kernel.org>
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Lv Ruyi <lv.ruyi@zte.com.cn>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2022-04-08 14:40:42 +02:00

..

array.c

seccomp: Fix CONFIG tests for Seccomp_filters

2021-05-14 09:50:24 +02:00

base.c

proc: Avoid mixing integer types in mem_rw()

2021-07-28 14:35:42 +02:00

bootconfig.c

proc: bootconfig: Add null pointer check

2022-04-08 14:40:42 +02:00

cmdline.c

…

consoles.c

treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 191

2019-05-30 11:29:21 -07:00

cpuinfo.c

proc/cpuinfo: switch to ->read_iter

2020-11-06 10:05:18 -08:00

devices.c

block: move block-related definitions out of fs.h

2020-06-24 09:16:02 -06:00

fd.c

…

fd.h

…

generic.c

fs/proc/generic.c: fix incorrect pde_is_permanent check

2021-05-19 10:13:09 +02:00

inode.c

proc: wire up generic_file_splice_read for iter ops

2020-11-06 10:05:18 -08:00

internal.h

proc: fix lookup in /proc/net subdirectories after setns(2)

2020-12-30 11:53:56 +01:00

interrupts.c

…

Kconfig

treewide: replace '---help---' in Kconfig files with 'help'

2020-06-14 01:57:21 +09:00

kcore.c

maccess: rename probe_kernel_{read,write} to copy_{from,to}_kernel_nofault

2020-06-17 10:57:41 -07:00

kmsg.c

proc: faster open/read/close with "permanent" files

2020-04-07 10:43:42 -07:00

loadavg.c

…

Makefile

proc: bootconfig: Add /proc/bootconfig to show boot config list

2020-01-13 13:19:39 -05:00

meminfo.c

proc/meminfo: avoid open coded reading of vm_committed_as

2020-08-07 11:33:26 -07:00

namespaces.c

Merge branch 'work.openat2' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2020-01-29 11:20:24 -08:00

nommu.c

mm: don't include asm/pgtable.h if linux/mm.h is already included

2020-06-09 09:39:13 -07:00

page.c

mm: Add PG_arch_2 page flag

2020-09-04 12:46:06 +01:00

proc_net.c

proc: fix lookup in /proc/net subdirectories after setns(2)

2020-12-30 11:53:56 +01:00

proc_sysctl.c

proc: use kvzalloc for our kernel buffer

2021-03-04 11:38:21 +01:00

proc_tty.c

…

root.c

proc: s_fs_info may be NULL when proc_kill_sb is called

2020-06-10 14:54:54 -05:00

self.c

proc: don't allow async path resolution of /proc/thread-self components

2021-03-04 11:38:42 +01:00

softirqs.c

…

stat.c

fs/proc/uptime.c: Fix idle time reporting in /proc/uptime

2021-11-18 14:03:56 +01:00

task_mmu.c

fs/proc: task_mmu.c: don't read mapcount for migration entry

2022-02-23 12:00:56 +01:00

task_nommu.c

mmap locking API: use coccinelle to convert mmap_sem rwsem call sites

2020-06-09 09:39:14 -07:00

thread_self.c

proc: don't allow async path resolution of /proc/thread-self components

2021-03-04 11:38:42 +01:00

uptime.c

fs/proc/uptime.c: Fix idle time reporting in /proc/uptime

2021-11-18 14:03:56 +01:00

util.c

fs/proc/util.c: include fs/proc/internal.h for name_to_int()

2019-01-04 13:13:45 -08:00

version.c

…

vmcore.c

proc/vmcore: fix clearing user buffer by properly using clear_user()

2021-12-01 09:19:02 +01:00