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| author |   Ran Xiaokai <ran.xiaokai@zte.com.cn> | 2024-09-25 14:31:51 +0000 |
|---|---|---|
| committer |   Marco Elver <elver@google.com> | 2024-10-14 16:44:56 +0200 |
| commit | b86f7c9fad06b960f3ac5594cb3838a7eaeb1892 (patch) | |
| tree | 61c69b5d88428c43135de9362741c6819753cec1 | |
| parent | kcsan: Turn report_filterlist_lock into a raw_spinlock (diff) | |
| download | wireguard-linux-b86f7c9fad06b960f3ac5594cb3838a7eaeb1892.tar.xz wireguard-linux-b86f7c9fad06b960f3ac5594cb3838a7eaeb1892.zip | |
kcsan: Remove redundant call of kallsyms_lookup_name()
There is no need to repeatedly call kallsyms_lookup_name, we can reuse
the return value of this function.
Signed-off-by: Ran Xiaokai <ran.xiaokai@zte.com.cn>
Signed-off-by: Marco Elver <elver@google.com>
Diffstat (limited to '')
| -rw-r--r-- | kernel/kcsan/debugfs.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/kernel/kcsan/debugfs.c b/kernel/kcsan/debugfs.c index b14072071889..2af39ba5b70b 100644 --- a/kernel/kcsan/debugfs.c +++ b/kernel/kcsan/debugfs.c @@ -179,8 +179,7 @@ retry_alloc: } /* Note: deduplicating should be done in userspace. */ - report_filterlist.addrs[report_filterlist.used++] = - kallsyms_lookup_name(func); + report_filterlist.addrs[report_filterlist.used++] = addr; report_filterlist.sorted = false; raw_spin_unlock_irqrestore(&report_filterlist_lock, flags); |