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authorLinus Torvalds <torvalds@linux-foundation.org>2024-01-10 11:03:52 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2024-01-10 11:03:52 -0800
commit120a201bd2ad0bffebdd2cf62c389dbba79bbfae (patch)
tree82250acc579a556aae85ca08c7c6ce77dceec554 /net/sunrpc
parent72116efd6307077546c93e0432a197876cedff70 (diff)
parenta75b3809dce2ad006ebf7fa641f49881fa0d79d7 (diff)
Merge tag 'hardening-v6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux
Pull hardening updates from Kees Cook: - Introduce the param_unknown_fn type and other clean ups (Andy Shevchenko) - Various __counted_by annotations (Christophe JAILLET, Gustavo A. R. Silva, Kees Cook) - Add KFENCE test to LKDTM (Stephen Boyd) - Various strncpy() refactorings (Justin Stitt) - Fix qnx4 to avoid writing into the smaller of two overlapping buffers - Various strlcpy() refactorings * tag 'hardening-v6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: qnx4: Use get_directory_fname() in qnx4_match() qnx4: Extract dir entry filename processing into helper atags_proc: Add __counted_by for struct buffer and use struct_size() tracing/uprobe: Replace strlcpy() with strscpy() params: Fix multi-line comment style params: Sort headers params: Use size_add() for kmalloc() params: Do not go over the limit when getting the string length params: Introduce the param_unknown_fn type lkdtm: Add kfence read after free crash type nvme-fc: replace deprecated strncpy with strscpy nvdimm/btt: replace deprecated strncpy with strscpy nvme-fabrics: replace deprecated strncpy with strscpy drm/modes: replace deprecated strncpy with strscpy_pad afs: Add __counted_by for struct afs_acl and use struct_size() VMCI: Annotate struct vmci_handle_arr with __counted_by i40e: Annotate struct i40e_qvlist_info with __counted_by HID: uhid: replace deprecated strncpy with strscpy samples: Replace strlcpy() with strscpy() SUNRPC: Replace strlcpy() with strscpy()
Diffstat (limited to 'net/sunrpc')
-rw-r--r--net/sunrpc/clnt.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index daa9582ec861..7afe02bdea4a 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -287,8 +287,14 @@ static struct rpc_xprt *rpc_clnt_set_transport(struct rpc_clnt *clnt,
static void rpc_clnt_set_nodename(struct rpc_clnt *clnt, const char *nodename)
{
- clnt->cl_nodelen = strlcpy(clnt->cl_nodename,
- nodename, sizeof(clnt->cl_nodename));
+ ssize_t copied;
+
+ copied = strscpy(clnt->cl_nodename,
+ nodename, sizeof(clnt->cl_nodename));
+
+ clnt->cl_nodelen = copied < 0
+ ? sizeof(clnt->cl_nodename) - 1
+ : copied;
}
static int rpc_client_register(struct rpc_clnt *clnt,