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Diffstat (limited to 'net')
-rw-r--r--net/sctp/socket.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index b31be0994572..be743d4a7c09 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -4350,7 +4350,7 @@ static int sctp_getsockopt_local_addrs(struct sock *sk, int len,
4350 space_left, &bytes_copied); 4350 space_left, &bytes_copied);
4351 if (cnt < 0) { 4351 if (cnt < 0) {
4352 err = cnt; 4352 err = cnt;
4353 goto error; 4353 goto error_lock;
4354 } 4354 }
4355 goto copy_getaddrs; 4355 goto copy_getaddrs;
4356 } 4356 }
@@ -4364,7 +4364,7 @@ static int sctp_getsockopt_local_addrs(struct sock *sk, int len,
4364 addrlen = sctp_get_af_specific(temp.sa.sa_family)->sockaddr_len; 4364 addrlen = sctp_get_af_specific(temp.sa.sa_family)->sockaddr_len;
4365 if (space_left < addrlen) { 4365 if (space_left < addrlen) {
4366 err = -ENOMEM; /*fixme: right error?*/ 4366 err = -ENOMEM; /*fixme: right error?*/
4367 goto error; 4367 goto error_lock;
4368 } 4368 }
4369 memcpy(buf, &temp, addrlen); 4369 memcpy(buf, &temp, addrlen);
4370 buf += addrlen; 4370 buf += addrlen;
@@ -4378,15 +4378,21 @@ copy_getaddrs:
4378 4378
4379 if (copy_to_user(to, addrs, bytes_copied)) { 4379 if (copy_to_user(to, addrs, bytes_copied)) {
4380 err = -EFAULT; 4380 err = -EFAULT;
4381 goto error; 4381 goto out;
4382 } 4382 }
4383 if (put_user(cnt, &((struct sctp_getaddrs __user *)optval)->addr_num)) { 4383 if (put_user(cnt, &((struct sctp_getaddrs __user *)optval)->addr_num)) {
4384 err = -EFAULT; 4384 err = -EFAULT;
4385 goto error; 4385 goto out;
4386 } 4386 }
4387 if (put_user(bytes_copied, optlen)) 4387 if (put_user(bytes_copied, optlen))
4388 err = -EFAULT; 4388 err = -EFAULT;
4389error: 4389
4390 goto out;
4391
4392error_lock:
4393 sctp_read_unlock(addr_lock);
4394
4395out:
4390 kfree(addrs); 4396 kfree(addrs);
4391 return err; 4397 return err;
4392} 4398}