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Merge git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus

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* git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus:
  lguest: Fix a memory leak with the lg object during launcher close
  lguest: disable the FORTIFY for lguest.
  lguest: typos fix
This commit is contained in:
Linus Torvalds 2009-01-29 18:10:36 -08:00
commit 6e3eed9850
4 changed files with 6 additions and 7 deletions
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2
Documentation/lguest/Makefile
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@ -1,5 +1,5 @@
# This creates the demonstration utility "lguest" which runs a Linux guest.
CFLAGS:=-Wall -Wmissing-declarations -Wmissing-prototypes -O3 -I../../include -I../../arch/x86/include
CFLAGS:=-Wall -Wmissing-declarations -Wmissing-prototypes -O3 -I../../include -I../../arch/x86/include -U_FORTIFY_SOURCE
LDLIBS:=-lz
all: lguest

4
arch/x86/lguest/boot.c
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@ -931,7 +931,7 @@ static void lguest_restart(char *reason)
* that we can fit comfortably.
*
* First we need assembly templates of each of the patchable Guest operations,
* and these are in lguest_asm.S. */
* and these are in i386_head.S. */
/*G:060 We construct a table from the assembler templates: */
static const struct lguest_insns
@ -1093,7 +1093,7 @@ __init void lguest_init(void)
acpi_ht = 0;
#endif
/* We set the perferred console to "hvc". This is the "hypervisor
/* We set the preferred console to "hvc". This is the "hypervisor
* virtual console" driver written by the PowerPC people, which we also
* adapted for lguest's use. */
add_preferred_console("hvc", 0, NULL);

2
drivers/lguest/core.c
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@ -224,7 +224,7 @@ int run_guest(struct lg_cpu *cpu, unsigned long __user *user)
break;
/* If the Guest asked to be stopped, we sleep. The Guest's
* clock timer or LHCALL_BREAK from the Waker will wake us. */
* clock timer or LHREQ_BREAK from the Waker will wake us. */
if (cpu->halted) {
set_current_state(TASK_INTERRUPTIBLE);
schedule();

5
drivers/lguest/lguest_user.c
View File

@ -307,9 +307,8 @@ static int close(struct inode *inode, struct file *file)
* kmalloc()ed string, either of which is ok to hand to kfree(). */
if (!IS_ERR(lg->dead))
kfree(lg->dead);
/* We clear the entire structure, which also marks it as free for the
* next user. */
memset(lg, 0, sizeof(*lg));
/* Free the memory allocated to the lguest_struct */
kfree(lg);
/* Release lock and exit. */
mutex_unlock(&lguest_lock);