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build/patch/kernel/archive/sun50iw9-4.9/patch-4.9.316-317.patch

325 lines
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diff --git a/Makefile b/Makefile
index 24a0bb5416ff5..cc1a47220975b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 9
-SUBLEVEL = 316
+SUBLEVEL = 317
EXTRAVERSION =
NAME = Roaring Lionus
diff --git a/block/bio.c b/block/bio.c
index 4c18a68913deb..db3723675f5a0 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -1538,7 +1538,7 @@ struct bio *bio_copy_kern(struct request_queue *q, void *data, unsigned int len,
if (bytes > len)
bytes = len;
- page = alloc_page(q->bounce_gfp | gfp_mask);
+ page = alloc_page(q->bounce_gfp | __GFP_ZERO | gfp_mask);
if (!page)
goto cleanup;
diff --git a/drivers/char/tpm/tpm_ibmvtpm.c b/drivers/char/tpm/tpm_ibmvtpm.c
index 0fad6cf37bab4..b0f546f4b15ca 100644
--- a/drivers/char/tpm/tpm_ibmvtpm.c
+++ b/drivers/char/tpm/tpm_ibmvtpm.c
@@ -653,6 +653,7 @@ static int tpm_ibmvtpm_probe(struct vio_dev *vio_dev,
if (!wait_event_timeout(ibmvtpm->crq_queue.wq,
ibmvtpm->rtce_buf != NULL,
HZ)) {
+ rc = -ENODEV;
dev_err(dev, "CRQ response timed out\n");
goto init_irq_cleanup;
}
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 202c00b17df2d..dcae0ec973a91 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -2083,7 +2083,7 @@ hsw_compute_linetime_wm(const struct intel_crtc_state *cstate)
PIPE_WM_LINETIME_TIME(linetime);
}
-static void intel_read_wm_latency(struct drm_device *dev, uint16_t wm[8])
+static void intel_read_wm_latency(struct drm_device *dev, uint16_t wm[])
{
struct drm_i915_private *dev_priv = to_i915(dev);
diff --git a/drivers/i2c/busses/i2c-thunderx-pcidrv.c b/drivers/i2c/busses/i2c-thunderx-pcidrv.c
index bba5b429f69c9..3298483bb9b41 100644
--- a/drivers/i2c/busses/i2c-thunderx-pcidrv.c
+++ b/drivers/i2c/busses/i2c-thunderx-pcidrv.c
@@ -208,6 +208,7 @@ static int thunder_i2c_probe_pci(struct pci_dev *pdev,
i2c->adap.bus_recovery_info = &octeon_i2c_recovery_info;
i2c->adap.dev.parent = dev;
i2c->adap.dev.of_node = pdev->dev.of_node;
+ i2c->adap.dev.fwnode = dev->fwnode;
snprintf(i2c->adap.name, sizeof(i2c->adap.name),
"Cavium ThunderX i2c adapter at %s", dev_name(dev));
i2c_set_adapdata(&i2c->adap, i2c);
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 0aedd0ebccec1..13a5fcca28330 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -1943,6 +1943,11 @@ static int crypt_map(struct dm_target *ti, struct bio *bio)
return DM_MAPIO_SUBMITTED;
}
+static char hex2asc(unsigned char c)
+{
+ return c + '0' + ((unsigned)(9 - c) >> 4 & 0x27);
+}
+
static void crypt_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
{
@@ -1958,10 +1963,12 @@ static void crypt_status(struct dm_target *ti, status_type_t type,
case STATUSTYPE_TABLE:
DMEMIT("%s ", cc->cipher_string);
- if (cc->key_size > 0)
- for (i = 0; i < cc->key_size; i++)
- DMEMIT("%02x", cc->key[i]);
- else
+ if (cc->key_size > 0) {
+ for (i = 0; i < cc->key_size; i++) {
+ DMEMIT("%c%c", hex2asc(cc->key[i] >> 4),
+ hex2asc(cc->key[i] & 0xf));
+ }
+ } else
DMEMIT("-");
DMEMIT(" %llu %s %llu", (unsigned long long)cc->iv_offset,
diff --git a/drivers/md/dm-stats.c b/drivers/md/dm-stats.c
index 0250e7e521abc..fdd4a840b30fa 100644
--- a/drivers/md/dm-stats.c
+++ b/drivers/md/dm-stats.c
@@ -228,6 +228,7 @@ void dm_stats_cleanup(struct dm_stats *stats)
atomic_read(&shared->in_flight[READ]),
atomic_read(&shared->in_flight[WRITE]));
}
+ cond_resched();
}
dm_stat_free(&s->rcu_head);
}
@@ -316,6 +317,7 @@ static int dm_stats_create(struct dm_stats *stats, sector_t start, sector_t end,
for (ni = 0; ni < n_entries; ni++) {
atomic_set(&s->stat_shared[ni].in_flight[READ], 0);
atomic_set(&s->stat_shared[ni].in_flight[WRITE], 0);
+ cond_resched();
}
if (s->n_histogram_entries) {
@@ -328,6 +330,7 @@ static int dm_stats_create(struct dm_stats *stats, sector_t start, sector_t end,
for (ni = 0; ni < n_entries; ni++) {
s->stat_shared[ni].tmp.histogram = hi;
hi += s->n_histogram_entries + 1;
+ cond_resched();
}
}
@@ -348,6 +351,7 @@ static int dm_stats_create(struct dm_stats *stats, sector_t start, sector_t end,
for (ni = 0; ni < n_entries; ni++) {
p[ni].histogram = hi;
hi += s->n_histogram_entries + 1;
+ cond_resched();
}
}
}
@@ -477,6 +481,7 @@ static int dm_stats_list(struct dm_stats *stats, const char *program,
}
DMEMIT("\n");
}
+ cond_resched();
}
mutex_unlock(&stats->mutex);
@@ -753,6 +758,7 @@ static void __dm_stat_clear(struct dm_stat *s, size_t idx_start, size_t idx_end,
local_irq_enable();
}
}
+ cond_resched();
}
}
@@ -868,6 +874,8 @@ static int dm_stats_print(struct dm_stats *stats, int id,
if (unlikely(sz + 1 >= maxlen))
goto buffer_overflow;
+
+ cond_resched();
}
if (clear)
diff --git a/drivers/md/dm-verity-target.c b/drivers/md/dm-verity-target.c
index 727f9e5719555..bd9d9f183e4b9 100644
--- a/drivers/md/dm-verity-target.c
+++ b/drivers/md/dm-verity-target.c
@@ -1140,6 +1140,7 @@ EXPORT_SYMBOL_GPL(verity_ctr);
static struct target_type verity_target = {
.name = "verity",
.version = {1, 4, 0},
+ .features = DM_TARGET_IMMUTABLE,
.module = THIS_MODULE,
.ctr = verity_ctr,
.dtr = verity_dtr,
diff --git a/fs/exec.c b/fs/exec.c
index 482a8b4f41a5b..19f8b075d3b6b 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1758,6 +1758,9 @@ static int do_execveat_common(int fd, struct filename *filename,
goto out_unmark;
bprm->argc = count(argv, MAX_ARG_STRINGS);
+ if (bprm->argc == 0)
+ pr_warn_once("process '%s' launched '%s' with NULL argv: empty string added\n",
+ current->comm, bprm->filename);
if ((retval = bprm->argc) < 0)
goto out;
@@ -1782,6 +1785,20 @@ static int do_execveat_common(int fd, struct filename *filename,
if (retval < 0)
goto out;
+ /*
+ * When argv is empty, add an empty string ("") as argv[0] to
+ * ensure confused userspace programs that start processing
+ * from argv[1] won't end up walking envp. See also
+ * bprm_stack_limits().
+ */
+ if (bprm->argc == 0) {
+ const char *argv[] = { "", NULL };
+ retval = copy_strings_kernel(1, argv, bprm);
+ if (retval < 0)
+ goto out;
+ bprm->argc = 1;
+ }
+
retval = exec_binprm(bprm);
if (retval < 0)
goto out;
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index d9381ca0ac479..b13649c63653f 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -6342,16 +6342,12 @@ nfsd4_release_lockowner(struct svc_rqst *rqstp,
if (sop->so_is_open_owner || !same_owner_str(sop, owner))
continue;
- /* see if there are still any locks associated with it */
- lo = lockowner(sop);
- list_for_each_entry(stp, &sop->so_stateids, st_perstateowner) {
- if (check_for_locks(stp->st_stid.sc_file, lo)) {
- status = nfserr_locks_held;
- spin_unlock(&clp->cl_lock);
- return status;
- }
+ if (atomic_read(&sop->so_count) != 1) {
+ spin_unlock(&clp->cl_lock);
+ return nfserr_locks_held;
}
+ lo = lockowner(sop);
nfs4_get_stateowner(sop);
break;
}
diff --git a/lib/assoc_array.c b/lib/assoc_array.c
index 3b46c5433b7ac..70ef5fdd11c79 100644
--- a/lib/assoc_array.c
+++ b/lib/assoc_array.c
@@ -1478,6 +1478,7 @@ int assoc_array_gc(struct assoc_array *array,
struct assoc_array_ptr *cursor, *ptr;
struct assoc_array_ptr *new_root, *new_parent, **new_ptr_pp;
unsigned long nr_leaves_on_tree;
+ bool retained;
int keylen, slot, nr_free, next_slot, i;
pr_devel("-->%s()\n", __func__);
@@ -1554,6 +1555,7 @@ continue_node:
goto descend;
}
+retry_compress:
pr_devel("-- compress node %p --\n", new_n);
/* Count up the number of empty slots in this node and work out the
@@ -1571,6 +1573,7 @@ continue_node:
pr_devel("free=%d, leaves=%lu\n", nr_free, new_n->nr_leaves_on_branch);
/* See what we can fold in */
+ retained = false;
next_slot = 0;
for (slot = 0; slot < ASSOC_ARRAY_FAN_OUT; slot++) {
struct assoc_array_shortcut *s;
@@ -1620,9 +1623,14 @@ continue_node:
pr_devel("[%d] retain node %lu/%d [nx %d]\n",
slot, child->nr_leaves_on_branch, nr_free + 1,
next_slot);
+ retained = true;
}
}
+ if (retained && new_n->nr_leaves_on_branch <= ASSOC_ARRAY_FAN_OUT) {
+ pr_devel("internal nodes remain despite enough space, retrying\n");
+ goto retry_compress;
+ }
pr_devel("after: %lu\n", new_n->nr_leaves_on_branch);
nr_leaves_on_tree = new_n->nr_leaves_on_branch;
diff --git a/net/core/filter.c b/net/core/filter.c
index 94bf897485db0..799ac1fb46f2d 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -1388,7 +1388,7 @@ BPF_CALL_5(bpf_skb_store_bytes, struct sk_buff *, skb, u32, offset,
if (unlikely(flags & ~(BPF_F_RECOMPUTE_CSUM | BPF_F_INVALIDATE_HASH)))
return -EINVAL;
- if (unlikely(offset > 0xffff))
+ if (unlikely(offset > INT_MAX))
return -EFAULT;
if (unlikely(bpf_try_make_writable(skb, offset + len)))
return -EFAULT;
@@ -1423,7 +1423,7 @@ BPF_CALL_4(bpf_skb_load_bytes, const struct sk_buff *, skb, u32, offset,
{
void *ptr;
- if (unlikely(offset > 0xffff))
+ if (unlikely(offset > INT_MAX))
goto err_clear;
ptr = skb_header_pointer(skb, offset, len, to);
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 776f94ecbfe6d..d5dc614af2f91 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -2935,7 +2935,7 @@ static int count_ah_combs(const struct xfrm_tmpl *t)
break;
if (!aalg->pfkey_supported)
continue;
- if (aalg_tmpl_set(t, aalg))
+ if (aalg_tmpl_set(t, aalg) && aalg->available)
sz += sizeof(struct sadb_comb);
}
return sz + sizeof(struct sadb_prop);
@@ -2953,7 +2953,7 @@ static int count_esp_combs(const struct xfrm_tmpl *t)
if (!ealg->pfkey_supported)
continue;
- if (!(ealg_tmpl_set(t, ealg)))
+ if (!(ealg_tmpl_set(t, ealg) && ealg->available))
continue;
for (k = 1; ; k++) {
@@ -2964,7 +2964,7 @@ static int count_esp_combs(const struct xfrm_tmpl *t)
if (!aalg->pfkey_supported)
continue;
- if (aalg_tmpl_set(t, aalg))
+ if (aalg_tmpl_set(t, aalg) && aalg->available)
sz += sizeof(struct sadb_comb);
}
}
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