diff options
| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-07-24 22:43:04 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-07-24 22:43:04 -0700 |
| commit | 314820c9e892d8f41ba4db300ec96770d9c8294b (patch) | |
| tree | 3d5c59a429239b180c77e57f998a78d3f2b79827 /lib/dma-debug.c | |
| parent | e76b8ee25e034ab601b525abb95cea14aa167ed3 (diff) | |
| parent | 07b8481d4aff73d6f451f25e74ea10240ff5131e (diff) | |
Merge branch 'next' into for-linus
Diffstat (limited to 'lib/dma-debug.c')
| -rw-r--r-- | lib/dma-debug.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/lib/dma-debug.c b/lib/dma-debug.c index 13ef2338be4..518aea714d2 100644 --- a/lib/dma-debug.c +++ b/lib/dma-debug.c @@ -430,7 +430,7 @@ static struct dma_debug_entry *__dma_entry_alloc(void) */ static struct dma_debug_entry *dma_entry_alloc(void) { - struct dma_debug_entry *entry = NULL; + struct dma_debug_entry *entry; unsigned long flags; spin_lock_irqsave(&free_entries_lock, flags); @@ -438,11 +438,14 @@ static struct dma_debug_entry *dma_entry_alloc(void) if (list_empty(&free_entries)) { pr_err("DMA-API: debugging out of memory - disabling\n"); global_disable = true; - goto out; + spin_unlock_irqrestore(&free_entries_lock, flags); + return NULL; } entry = __dma_entry_alloc(); + spin_unlock_irqrestore(&free_entries_lock, flags); + #ifdef CONFIG_STACKTRACE entry->stacktrace.max_entries = DMA_DEBUG_STACKTRACE_ENTRIES; entry->stacktrace.entries = entry->st_entries; @@ -450,9 +453,6 @@ static struct dma_debug_entry *dma_entry_alloc(void) save_stack_trace(&entry->stacktrace); #endif -out: - spin_unlock_irqrestore(&free_entries_lock, flags); - return entry; } |