diff options
Diffstat (limited to 'arch/powerpc/kernel/kgdb.c')
| -rw-r--r-- | arch/powerpc/kernel/kgdb.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/arch/powerpc/kernel/kgdb.c b/arch/powerpc/kernel/kgdb.c index c470a40b29f5..5ca82cd4a374 100644 --- a/arch/powerpc/kernel/kgdb.c +++ b/arch/powerpc/kernel/kgdb.c @@ -154,12 +154,12 @@ static int kgdb_handle_breakpoint(struct pt_regs *regs) static int kgdb_singlestep(struct pt_regs *regs) { struct thread_info *thread_info, *exception_thread_info; - struct thread_info *backup_current_thread_info = \ - (struct thread_info *)kmalloc(sizeof(struct thread_info), GFP_KERNEL); + struct thread_info *backup_current_thread_info; if (user_mode(regs)) return 0; + backup_current_thread_info = (struct thread_info *)kmalloc(sizeof(struct thread_info), GFP_KERNEL); /* * On Book E and perhaps other processors, singlestep is handled on * the critical exception stack. This causes current_thread_info() @@ -185,6 +185,7 @@ static int kgdb_singlestep(struct pt_regs *regs) /* Restore current_thread_info lastly. */ memcpy(exception_thread_info, backup_current_thread_info, sizeof *thread_info); + kfree(backup_current_thread_info); return 1; } @@ -198,7 +199,7 @@ static int kgdb_iabr_match(struct pt_regs *regs) return 1; } -static int kgdb_dabr_match(struct pt_regs *regs) +static int kgdb_break_match(struct pt_regs *regs) { if (user_mode(regs)) return 0; @@ -458,7 +459,7 @@ static void *old__debugger; static void *old__debugger_bpt; static void *old__debugger_sstep; static void *old__debugger_iabr_match; -static void *old__debugger_dabr_match; +static void *old__debugger_break_match; static void *old__debugger_fault_handler; int kgdb_arch_init(void) @@ -468,7 +469,7 @@ int kgdb_arch_init(void) old__debugger_bpt = __debugger_bpt; old__debugger_sstep = __debugger_sstep; old__debugger_iabr_match = __debugger_iabr_match; - old__debugger_dabr_match = __debugger_dabr_match; + old__debugger_break_match = __debugger_break_match; old__debugger_fault_handler = __debugger_fault_handler; __debugger_ipi = kgdb_call_nmi_hook; @@ -476,7 +477,7 @@ int kgdb_arch_init(void) __debugger_bpt = kgdb_handle_breakpoint; __debugger_sstep = kgdb_singlestep; __debugger_iabr_match = kgdb_iabr_match; - __debugger_dabr_match = kgdb_dabr_match; + __debugger_break_match = kgdb_break_match; __debugger_fault_handler = kgdb_not_implemented; return 0; @@ -489,6 +490,6 @@ void kgdb_arch_exit(void) __debugger_bpt = old__debugger_bpt; __debugger_sstep = old__debugger_sstep; __debugger_iabr_match = old__debugger_iabr_match; - __debugger_dabr_match = old__debugger_dabr_match; + __debugger_break_match = old__debugger_break_match; __debugger_fault_handler = old__debugger_fault_handler; } |