diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-07-18 22:50:34 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2008-07-18 22:50:34 +0200 |
commit | a208f37a465e222218974ab20a31b42b7b4893b2 (patch) | |
tree | 77c6acdd4be32024330a14f2618b814126ce7a20 /drivers/isdn/i4l/isdn_common.c | |
parent | 511d9d34183662aada3890883e860b151d707e22 (diff) | |
parent | 5b664cb235e97afbf34db9c4d77f08ebd725335e (diff) |
Merge branch 'linus' into x86/x2apic
Diffstat (limited to 'drivers/isdn/i4l/isdn_common.c')
-rw-r--r-- | drivers/isdn/i4l/isdn_common.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c index 0f3c66de69bc..7188c59a76ff 100644 --- a/drivers/isdn/i4l/isdn_common.c +++ b/drivers/isdn/i4l/isdn_common.c @@ -1732,7 +1732,7 @@ isdn_open(struct inode *ino, struct file *filep) int chidx; int retval = -ENODEV; - + lock_kernel(); if (minor == ISDN_MINOR_STATUS) { infostruct *p; @@ -1783,6 +1783,7 @@ isdn_open(struct inode *ino, struct file *filep) #endif out: nonseekable_open(ino, filep); + unlock_kernel(); return retval; } @@ -1977,8 +1978,10 @@ isdn_writebuf_stub(int drvidx, int chan, const u_char __user * buf, int len) if (!skb) return -ENOMEM; skb_reserve(skb, hl); - if (copy_from_user(skb_put(skb, len), buf, len)) + if (copy_from_user(skb_put(skb, len), buf, len)) { + dev_kfree_skb(skb); return -EFAULT; + } ret = dev->drv[drvidx]->interface->writebuf_skb(drvidx, chan, 1, skb); if (ret <= 0) dev_kfree_skb(skb); |