typo fixes: aera -> area, exntension -> extension

One printk and one comment typo fix.

Signed-off-by: Wang YanQing <udknight@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

2 files changed, 2 insertions, 2 deletions

diff --git a/arch/x86/pci/pcbios.c b/arch/x86/pci/pcbios.c
index db0e9a51e611..da8fe0535ff4 100644
--- a/arch/x86/pci/pcbios.c
+++ b/arch/x86/pci/pcbios.c
@@ -44,7 +44,7 @@ static inline void set_bios_x(void)
         pcibios_enabled = 1;
         set_memory_x(PAGE_OFFSET + BIOS_BEGIN, (BIOS_END - BIOS_BEGIN) >> PAGE_SHIFT);
         if (__supported_pte_mask & _PAGE_NX)
-                printk(KERN_INFO "PCI : PCI BIOS aera is rw and x. Use pci=nobios if you want it NX.\n");
+                printk(KERN_INFO "PCI : PCI BIOS area is rw and x. Use pci=nobios if you want it NX.\n");
 }
 
 /*
diff --git a/net/ipv4/netfilter/nf_nat_core.c b/net/ipv4/netfilter/nf_nat_core.c
index 447bc5cfdc6c..072bb5330315 100644
--- a/net/ipv4/netfilter/nf_nat_core.c
+++ b/net/ipv4/netfilter/nf_nat_core.c
@@ -318,7 +318,7 @@ nf_nat_setup_info(struct nf_conn *ct,
                 srchash = hash_by_src(net, nf_ct_zone(ct),
                                       &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple);
                 spin_lock_bh(&nf_nat_lock);
-                /* nf_conntrack_alter_reply might re-allocate exntension aera */
+                /* nf_conntrack_alter_reply might re-allocate extension area */
                 nat = nfct_nat(ct);
                 nat->ct = ct;
                 hlist_add_head_rcu(&nat->bysource,