Unverified Commit c0016dca authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!15253 NFSD: prevent underflow in nfssvc_decode_writeargs() 

Merge Pull Request from: @ci-robot 
 
PR sync from: Li Lingfeng <lilingfeng3@huawei.com>
https://mailweb.openeuler.org/archives/list/kernel@openeuler.org/message/OIK5EF3HZGF7LUTWDHOJJOUCWXCRJ5KM/ 
 
https://gitee.com/src-openeuler/kernel/issues/IBP4WZ 
 
Link:https://gitee.com/openeuler/kernel/pulls/15253

 

Reviewed-by: default avatarYuan Can <yuancan@huawei.com>
Signed-off-by: default avatarYuan Can <yuancan@huawei.com>
parents 33204363 92661b89

fs/nfsd/nfsproc.c

+1 −1
Original line number Diff line number Diff line
@@ -214,7 +214,7 @@ nfsd_proc_write(struct svc_rqst *rqstp) 
	unsigned long cnt = argp->len;

	unsigned int nvecs;



	dprintk("nfsd: WRITE    %s %d bytes at %d\n",

	dprintk("nfsd: WRITE    %s %u bytes at %d\n",

		SVCFH_fmt(&argp->fh),

		argp->len, argp->offset);

fs/nfsd/xdr.h

+1 −1
Original line number Diff line number Diff line
@@ -33,7 +33,7 @@ struct nfsd_readargs { 
struct nfsd_writeargs {

	svc_fh			fh;

	__u32			offset;

	int			len;

	__u32			len;

	struct kvec		first;

};