nfscl: fix uninitialized memory in nfsv4_loadattr

When processing an RPC response that did not include any Owner
attribute, nfsv4_loadattr would return na_uid and na_gid uninitialized.
The uninitialized values could then make their way into the NFS
attribute cache via nfscl_loadattrcache.

PR:		281279
Reported by:	KMSAN
MFC after:	2 weeks
Reviewed by:	rmacklem
Sponsored by:	Axcient

This commit is contained in:

Alan Somers

2024-09-08 14:42:38 -06:00

parent f93a50d69d

commit 44328abfb7

1 changed files with 1 additions and 0 deletions

									
										sys/fs/nfs/nfs_commonsubs.c
									
		+1
		
												View File
												
				@@ -1322,6 +1322,7 @@ nfsv4_loadattr(struct nfsrv_descript *nd, vnode_t vp,

						 * Just set default values to some of the important ones.

						 */

						if (nap != NULL) {

							VATTR_NULL(&nap->na_vattr);

							nap->na_type = VREG;

							nap->na_mode = 0;

							nap->na_rdev = (NFSDEV_T)0;