From 5ec39944f874e1ecc09f624a70dfaa8ac3bf9d08 Mon Sep 17 00:00:00 2001 From: Chuck Lever Date: Sun, 1 Oct 2023 13:25:09 -0400 Subject: [PATCH] NFSD: Rewrite synopsis of nfsd_percpu_counters_init() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit In function ‘export_stats_init’, inlined from ‘svc_export_alloc’ at fs/nfsd/export.c:866:6: fs/nfsd/export.c:337:16: warning: ‘nfsd_percpu_counters_init’ accessing 40 bytes in a region of size 0 [-Wstringop-overflow=] 337 | return nfsd_percpu_counters_init(&stats->counter, EXP_STATS_COUNTERS_NUM); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ fs/nfsd/export.c:337:16: note: referencing argument 1 of type ‘struct percpu_counter[0]’ fs/nfsd/stats.h: In function ‘svc_export_alloc’: fs/nfsd/stats.h:40:5: note: in a call to function ‘nfsd_percpu_counters_init’ 40 | int nfsd_percpu_counters_init(struct percpu_counter counters[], int num); | ^~~~~~~~~~~~~~~~~~~~~~~~~ Cc: Amir Goldstein Reviewed-by: Jeff Layton Signed-off-by: Chuck Lever --- fs/nfsd/stats.c | 2 +- fs/nfsd/stats.h | 6 +++--- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/fs/nfsd/stats.c b/fs/nfsd/stats.c index 8914445dafb8..12d79f5d4eb1 100644 --- a/fs/nfsd/stats.c +++ b/fs/nfsd/stats.c @@ -76,7 +76,7 @@ static int nfsd_show(struct seq_file *seq, void *v) DEFINE_PROC_SHOW_ATTRIBUTE(nfsd); -int nfsd_percpu_counters_init(struct percpu_counter counters[], int num) +int nfsd_percpu_counters_init(struct percpu_counter *counters, int num) { int i, err = 0; diff --git a/fs/nfsd/stats.h b/fs/nfsd/stats.h index cf5524e7ca06..a3e9e2f47ec4 100644 --- a/fs/nfsd/stats.h +++ b/fs/nfsd/stats.h @@ -37,9 +37,9 @@ extern struct nfsd_stats nfsdstats; extern struct svc_stat nfsd_svcstats; -int nfsd_percpu_counters_init(struct percpu_counter counters[], int num); -void nfsd_percpu_counters_reset(struct percpu_counter counters[], int num); -void nfsd_percpu_counters_destroy(struct percpu_counter counters[], int num); +int nfsd_percpu_counters_init(struct percpu_counter *counters, int num); +void nfsd_percpu_counters_reset(struct percpu_counter *counters, int num); +void nfsd_percpu_counters_destroy(struct percpu_counter *counters, int num); int nfsd_stat_init(void); void nfsd_stat_shutdown(void);