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authorKees Cook <keescook@chromium.org>2017-08-10 13:36:35 -0700
committerMichael Bestas <mkbestas@lineageos.org>2020-01-27 20:39:02 +0200
commit7d41636897e1e39a2025efe2cb0d8a6ac15c28a5 (patch)
tree8d99b240cdc8cd08d3e9b619e0d86201aa738ee2 /kernel/printk/printk.c
parent3edf0a32f5825b8b71edb6a8953eedb6400d271c (diff)
FROMLIST: Revert "pstore: Honor dmesg_restrict sysctl on dmesg dumps"
This reverts commit 68c4a4f8abc60c9440ede9cd123d48b78325f7a3, with various conflict clean-ups. With the default root directory mode set to 0750 now, the capability check was redundant. Bug: 64503253 Change-Id: Ia361706f70eb691ebb8f7a41359ceb91c8495910 Suggested-by: Nick Kralevich <nnk@google.com> Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Siqi Lin <siqilin@google.com> Reviewed-by: Petr Mladek <pmladek@suse.cz> Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com> (am from https://patchwork.kernel.org/patch/9894575/)
Diffstat (limited to '')
-rw-r--r--kernel/printk/printk.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index fd63b4d06139..4bbafc2a4822 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -497,7 +497,7 @@ static int syslog_action_restricted(int type)
type != SYSLOG_ACTION_SIZE_BUFFER;
}
-int check_syslog_permissions(int type, int source)
+static int check_syslog_permissions(int type, int source)
{
/*
* If this is from /proc/kmsg and we've already opened it, then we've
@@ -525,7 +525,6 @@ int check_syslog_permissions(int type, int source)
ok:
return security_syslog(type);
}
-EXPORT_SYMBOL_GPL(check_syslog_permissions);
static void append_char(char **pp, char *e, char c)
{