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-rw-r--r--net/core/filter.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/net/core/filter.c b/net/core/filter.c
index 735fad897496..1dbf6462f766 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -840,11 +840,11 @@ int sk_convert_filter(struct sock_filter *prog, int len,
BUILD_BUG_ON(BPF_MEMWORDS * sizeof(u32) > MAX_BPF_STACK);
BUILD_BUG_ON(BPF_REG_FP + 1 != MAX_BPF_REG);
- if (len <= 0 || len >= BPF_MAXINSNS)
+ if (len <= 0 || len > BPF_MAXINSNS)
return -EINVAL;
if (new_prog) {
- addrs = kzalloc(len * sizeof(*addrs), GFP_KERNEL);
+ addrs = kcalloc(len, sizeof(*addrs), GFP_KERNEL);
if (!addrs)
return -ENOMEM;
}
@@ -1101,7 +1101,7 @@ static int check_load_and_stores(struct sock_filter *filter, int flen)
BUILD_BUG_ON(BPF_MEMWORDS > 16);
- masks = kmalloc(flen * sizeof(*masks), GFP_KERNEL);
+ masks = kmalloc_array(flen, sizeof(*masks), GFP_KERNEL);
if (!masks)
return -ENOMEM;
@@ -1382,7 +1382,7 @@ static struct sk_filter *__sk_migrate_realloc(struct sk_filter *fp,
fp_new = sock_kmalloc(sk, len, GFP_KERNEL);
if (fp_new) {
*fp_new = *fp;
- /* As we're kepping orig_prog in fp_new along,
+ /* As we're keeping orig_prog in fp_new along,
* we need to make sure we're not evicting it
* from the old fp.
*/
@@ -1524,8 +1524,8 @@ static struct sk_filter *__sk_prepare_filter(struct sk_filter *fp,
/**
* sk_unattached_filter_create - create an unattached filter
- * @fprog: the filter program
* @pfp: the unattached filter that is created
+ * @fprog: the filter program
*
* Create a filter independent of any socket. We first run some
* sanity checks on it to make sure it does not explode on us later.