5.4-stable review patch. If anyone has any objections, please let me know.
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From: Andreas Gruenbacher agruenba@redhat.com
[ Upstream commit 2d8d7990619878a848b1d916c2f936d3012ee17d ]
Add a missing initialization of variable ap in setattr_chown(). Without, chown() may be able to bypass quotas.
Signed-off-by: Andreas Gruenbacher agruenba@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org --- fs/gfs2/inode.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c index 988bb7b17ed8f..4e0c933e08002 100644 --- a/fs/gfs2/inode.c +++ b/fs/gfs2/inode.c @@ -1869,7 +1869,7 @@ static int setattr_chown(struct inode *inode, struct iattr *attr) kuid_t ouid, nuid; kgid_t ogid, ngid; int error; - struct gfs2_alloc_parms ap; + struct gfs2_alloc_parms ap = {};
ouid = inode->i_uid; ogid = inode->i_gid;