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authorLinus Torvalds <torvalds@linux-foundation.org>2020-10-22 09:33:20 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-10-22 09:33:20 -0700
commit334d431f65f05d3412c921875717b8c4ec6da71c (patch)
treee5632062734bdd701503b358d4c75cd9021e8e2b
parentf804b3159482eedbb4250b1e9248c308fb63b805 (diff)
parent7ca1db21ef8e0e6725b4d25deed1ca196f7efb28 (diff)
downloadlinux-334d431f65f05d3412c921875717b8c4ec6da71c.tar.bz2
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
-rw-r--r--fs/9p/vfs_file.c4
-rw-r--r--net/9p/trans_fd.c2
-rw-r--r--net/9p/trans_xen.c4
3 files changed, 5 insertions, 5 deletions
diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c
index 6ecf863bfa2f..b177fd3b1eb3 100644
--- a/fs/9p/vfs_file.c
+++ b/fs/9p/vfs_file.c
@@ -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),
};
diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c
index c0762a302162..8f528e783a6c 100644
--- a/net/9p/trans_fd.c
+++ b/net/9p/trans_fd.c
@@ -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) {
diff --git a/net/9p/trans_xen.c b/net/9p/trans_xen.c
index bc8807d9281f..f4fea28e05da 100644
--- a/net/9p/trans_xen.c
+++ b/net/9p/trans_xen.c
@@ -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)