Commit aaaf68c5 authored by Andrew Price's avatar Andrew Price Committed by Steven Whitehouse
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GFS2: Fix an unchecked error from gfs2_rs_alloc 



Check the return value of gfs2_rs_alloc(ip) and avoid a possible null
pointer dereference.

Signed-off-by: default avatarAndrew Price <anprice@redhat.com>
Signed-off-by: default avatarSteven Whitehouse <swhiteho@redhat.com>
parent ddffeb8c

fs/gfs2/quota.c

+5 −2
Original line number Diff line number Diff line
@@ -497,8 +497,11 @@ int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid) 
	struct gfs2_quota_data **qd;

	int error;



	if (ip->i_res == NULL)

		gfs2_rs_alloc(ip);

	if (ip->i_res == NULL) {

		error = gfs2_rs_alloc(ip);

		if (error)

			return error;

	}



	qd = ip->i_res->rs_qa_qd;