[PATCH -next 3/3] ocfs2: Replaced simple_strtoull() with kstrtoull()
From: Chen Huang <hidden>
Date: 2021-05-26 09:10:40
Also in:
lkml, ocfs2-devel, xen-devel
Subsystem:
filesystems (vfs and infrastructure), oracle cluster filesystem 2 (ocfs2), the rest · Maintainers:
Alexander Viro, Christian Brauner, Mark Fasheh, Joel Becker, Joseph Qi, Linus Torvalds
The simple_strtoull() function is deprecated in some situation since it does not check for the range overflow, use kstrtoull() instead. Signed-off-by: Chen Huang <redacted> --- fs/ocfs2/cluster/heartbeat.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/fs/ocfs2/cluster/heartbeat.c b/fs/ocfs2/cluster/heartbeat.c
index 1169c8dc9106..f89ffcbd585f 100644
--- a/fs/ocfs2/cluster/heartbeat.c
+++ b/fs/ocfs2/cluster/heartbeat.c@@ -1596,12 +1596,13 @@ static ssize_t o2hb_region_start_block_store(struct config_item *item, struct o2hb_region *reg = to_o2hb_region(item); unsigned long long tmp; char *p = (char *)page; + ssize_t ret; if (reg->hr_bdev) return -EINVAL; - tmp = simple_strtoull(p, &p, 0); - if (!p || (*p && (*p != '\n'))) + ret = kstrtoull(p, 0, &tmp); + if (ret) return -EINVAL; reg->hr_start_block = tmp;
--
2.25.1