imrcpan/erofs-linux
1
0 Fork 0
mirror of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs.git synced 2026-10-31 06:14:39 +01:00
Code Issues Packages Projects Releases Wiki Activity

netrom: fix copying in user data in nr_setsockopt

Browse Source 
This code used to copy in an unsigned long worth of data before
the sockptr_t conversion, so restore that.

Fixes: a7b75c5a8c ("net: pass a sockptr_t into ->setsockopt")
Reported-by: Dan Carpenter <[email protected]>
Signed-off-by: Christoph Hellwig <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Christoph Hellwig authored and David S. Miller committed 2022-01-04 12:36:01 +00:00
1 parent d2d9a6d0b4
commit 3087a6f36e
1 file changed
+1 -1
Download Patch File Download Diff File Expand all files Collapse all files
net/netrom/af_netrom.c
+1 -1
View File
@@ -306,7 +306,7 @@ static int nr_setsockopt(struct socket *sock, int level, int optname,
if (optlen < sizeof(unsigned int))
return -EINVAL;
if (copy_from_sockptr(&opt, optval, sizeof(unsigned int)))
if (copy_from_sockptr(&opt, optval, sizeof(unsigned long)))
return -EFAULT;
switch (optname) {