From 590d8b2ee538aee8abd590619461a4bb794b5697 Mon Sep 17 00:00:00 2001 From: David Sterba Date: Mon, 7 Nov 2016 12:00:28 +0100 Subject: [PATCH] btrfs-progs: send dump: use reentrant variant of localtime Signed-off-by: David Sterba --- send-dump.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/send-dump.c b/send-dump.c index 064c914..4c44246 100644 --- a/send-dump.c +++ b/send-dump.c @@ -271,16 +271,15 @@ static int print_chown(const char *path, u64 uid, u64 gid, void *user) static int sprintf_timespec(struct timespec *ts, char *dest, int max_size) { - struct tm *tm; + struct tm tm; int ret; - tm = localtime(&ts->tv_sec); - if (!tm) { + if (!localtime_r(&ts->tv_sec, &tm)) { error("failed to convert time %lld.%.9ld to local time", (long long)ts->tv_sec, ts->tv_nsec); return -EINVAL; } - ret = strftime(dest, max_size, "%FT%T%z", tm); + ret = strftime(dest, max_size, "%FT%T%z", &tm); if (ret == 0) { error( "time %lld.%ld is too long to convert into readable string", -- 2.7.4