9p pull request for inclusion in 5.10

A couple of small fixes (loff_t overflow on 32bit, syzbot uninitialized
 variable warning) and code cleanup (xen)
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Merge tag '9p-for-5.10-rc1' of git://github.com/martinetd/linux

Pull 9p updates from Dominique Martinet:
 "A couple of small fixes (loff_t overflow on 32bit, syzbot
  uninitialized variable warning) and code cleanup (xen)"

* tag '9p-for-5.10-rc1' of git://github.com/martinetd/linux:
  net: 9p: initialize sun_server.sun_path to have addr's value only when addr is valid
  9p/xen: Fix format argument warning
  9P: Cast to loff_t before multiplying
This commit is contained in:
Linus Torvalds 2020-10-22 09:33:20 -07:00
commit 334d431f65
3 changed files with 5 additions and 5 deletions

View File

@ -612,9 +612,9 @@ static void v9fs_mmap_vm_close(struct vm_area_struct *vma)
struct writeback_control wbc = {
.nr_to_write = LONG_MAX,
.sync_mode = WB_SYNC_ALL,
.range_start = vma->vm_pgoff * PAGE_SIZE,
.range_start = (loff_t)vma->vm_pgoff * PAGE_SIZE,
/* absolute end, byte at end included */
.range_end = vma->vm_pgoff * PAGE_SIZE +
.range_end = (loff_t)vma->vm_pgoff * PAGE_SIZE +
(vma->vm_end - vma->vm_start - 1),
};

View File

@ -1023,7 +1023,7 @@ p9_fd_create_unix(struct p9_client *client, const char *addr, char *args)
csocket = NULL;
if (addr == NULL)
if (!addr || !strlen(addr))
return -EINVAL;
if (strlen(addr) >= UNIX_PATH_MAX) {

View File

@ -451,13 +451,13 @@ static int xen_9pfs_front_probe(struct xenbus_device *dev,
char str[16];
BUILD_BUG_ON(XEN_9PFS_NUM_RINGS > 9);
sprintf(str, "ring-ref%u", i);
sprintf(str, "ring-ref%d", i);
ret = xenbus_printf(xbt, dev->nodename, str, "%d",
priv->rings[i].ref);
if (ret)
goto error_xenbus;
sprintf(str, "event-channel-%u", i);
sprintf(str, "event-channel-%d", i);
ret = xenbus_printf(xbt, dev->nodename, str, "%u",
priv->rings[i].evtchn);
if (ret)