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| author | Jens Axboe <axboe@kernel.dk> | 2022-08-02 09:56:25 -0600 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-08-02 10:09:10 -0600 |
| commit | 0992b9b38fcdd6f91e19f524c199b8cd3e1cda13 (patch) | |
| tree | c678ef4c84fcae4e1ec591a3ca594a41e7d69283 | |
| parent | 263180def3df508daf1b644f308c6689e5e06fb4 (diff) | |
| download | fio-io_uring-numa.tar.gz fio-io_uring-numa.tar.bz2 | |
t/io_uring: check read of home node fileio_uring-numa
Signed-off-by: Jens Axboe <axboe@kernel.dk>
| -rw-r--r-- | t/io_uring.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/t/io_uring.c b/t/io_uring.c index ea702043..35bf1956 100644 --- a/t/io_uring.c +++ b/t/io_uring.c @@ -641,14 +641,18 @@ static int detect_node(struct submitter *s, const char *name) #ifdef CONFIG_LIBNUMA const char *base = basename(name); char str[128]; - int fd, node; + int ret, fd, node; sprintf(str, "/sys/block/%s/device/numa_node", base); fd = open(str, O_RDONLY); if (fd < 0) return -1; - read(fd, str, sizeof(str)); + ret = read(fd, str, sizeof(str)); + if (ret < 0) { + close(fd); + return -1; + } node = atoi(str); s->numa_node = node; close(fd); |