linux-stable/fs/proc
Lv Ruyi 5b422da35c proc: bootconfig: Add null pointer check
commit bed5b60bf6 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: c1a3c36017 ("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 14:24:12 +02:00
..
array.c proc: stop using seq_get_buf in proc_task_name 2021-09-08 11:50:25 -07:00
base.c Revert "proc/wchan: use printk format instead of lookup_symbol_name()" 2021-11-12 15:05:48 +01:00
bootconfig.c proc: bootconfig: Add null pointer check 2022-04-08 14:24:12 +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 procfs/dmabuf: add inode number to /proc/*/fdinfo 2021-07-01 11:06:04 -07:00
fd.h fs: make helpers idmap mount aware 2021-01-24 14:27:20 +01:00
generic.c proc: save LOC in __xlate_proc_name() 2021-05-06 19:24:11 -07:00
inode.c proc: delete redundant subset=pid check 2021-05-06 19:24:11 -07:00
internal.h fs: make helpers idmap mount aware 2021-01-24 14:27:20 +01:00
interrupts.c
Kconfig treewide: replace '---help---' in Kconfig files with 'help' 2020-06-14 01:57:21 +09:00
kcore.c fs/proc/kcore: use page_offline_(freeze|thaw) 2021-06-30 20:47:28 -07:00
kmsg.c proc: faster open/read/close with "permanent" files 2020-04-07 10:43:42 -07:00
loadavg.c sched: Make nr_running() return 32-bit value 2021-05-12 21:34:14 +02:00
Makefile proc: bootconfig: Add /proc/bootconfig to show boot config list 2020-01-13 13:19:39 -05:00
meminfo.c mm: memcontrol: convert NR_FILE_PMDMAPPED account to pages 2021-02-24 13:38:29 -08:00
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 fs: make helpers idmap mount aware 2021-01-24 14:27:20 +01:00
proc_sysctl.c Merge branch 'work.namei' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2021-07-03 11:41:14 -07:00
proc_tty.c
root.c fs: make helpers idmap mount aware 2021-01-24 14:27:20 +01:00
self.c Revert "proc: don't allow async path resolution of /proc/self components" 2021-02-23 20:32:11 -07:00
softirqs.c
stat.c fs/proc/uptime.c: Fix idle time reporting in /proc/uptime 2021-11-18 19:16:13 +01:00
task_mmu.c proc: fix documentation and description of pagemap 2022-03-08 19:12:54 +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 Revert "proc: don't allow async path resolution of /proc/thread-self components" 2021-02-23 20:32:11 -07:00
uptime.c fs/proc/uptime.c: Fix idle time reporting in /proc/uptime 2021-11-18 19:16:13 +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 09:04:44 +01:00