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authorLinus Torvalds <torvalds@linux-foundation.org>2008-07-14 17:48:31 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-14 17:48:31 -0400
commitd1794f2c5b5817eb79ccc5e00701ca748d1b073a (patch)
tree5a4c98e694e88a8c82f342d0cc9edb2a4cbbef36 /drivers/hid/hidraw.c
parenta41eebab7537890409ea9dfe0fcda9b5fbdb090d (diff)
parent2fceef397f9880b212a74c418290ce69e7ac00eb (diff)
Merge branch 'bkl-removal' of git://git.lwn.net/linux-2.6
* 'bkl-removal' of git://git.lwn.net/linux-2.6: (146 commits) IB/umad: BKL is not needed for ib_umad_open() IB/uverbs: BKL is not needed for ib_uverbs_open() bf561-coreb: BKL unneeded for open() Call fasync() functions without the BKL snd/PCM: fasync BKL pushdown ipmi: fasync BKL pushdown ecryptfs: fasync BKL pushdown Bluetooth VHCI: fasync BKL pushdown tty_io: fasync BKL pushdown tun: fasync BKL pushdown i2o: fasync BKL pushdown mpt: fasync BKL pushdown Remove BKL from remote_llseek v2 Make FAT users happier by not deadlocking x86-mce: BKL pushdown vmwatchdog: BKL pushdown vmcp: BKL pushdown via-pmu: BKL pushdown uml-random: BKL pushdown uml-mmapper: BKL pushdown ...
Diffstat (limited to 'drivers/hid/hidraw.c')
-rw-r--r--drivers/hid/hidraw.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c
index 1ca6f4635eeb..2fde6c63f47d 100644
--- a/drivers/hid/hidraw.c
+++ b/drivers/hid/hidraw.c
@@ -30,6 +30,7 @@
30#include <linux/major.h> 30#include <linux/major.h>
31#include <linux/hid.h> 31#include <linux/hid.h>
32#include <linux/mutex.h> 32#include <linux/mutex.h>
33#include <linux/smp_lock.h>
33 34
34#include <linux/hidraw.h> 35#include <linux/hidraw.h>
35 36
@@ -157,6 +158,7 @@ static int hidraw_open(struct inode *inode, struct file *file)
157 struct hidraw_list *list; 158 struct hidraw_list *list;
158 int err = 0; 159 int err = 0;
159 160
161 lock_kernel();
160 if (!(list = kzalloc(sizeof(struct hidraw_list), GFP_KERNEL))) { 162 if (!(list = kzalloc(sizeof(struct hidraw_list), GFP_KERNEL))) {
161 err = -ENOMEM; 163 err = -ENOMEM;
162 goto out; 164 goto out;
@@ -183,6 +185,7 @@ static int hidraw_open(struct inode *inode, struct file *file)
183out_unlock: 185out_unlock:
184 spin_unlock(&minors_lock); 186 spin_unlock(&minors_lock);
185out: 187out:
188 unlock_kernel();
186 return err; 189 return err;
187 190
188} 191}