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-rw-r--r--lib/dma-debug.c10
-rw-r--r--lib/kobject.c14
-rw-r--r--lib/mpi/mpi-bit.c5
3 files changed, 15 insertions, 14 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;
}
diff --git a/lib/kobject.c b/lib/kobject.c
index 21dee7c19af..aeefa8bc8b1 100644
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -192,14 +192,14 @@ static int kobject_add_internal(struct kobject *kobj)
/* be noisy on error issues */
if (error == -EEXIST)
- printk(KERN_ERR "%s failed for %s with "
- "-EEXIST, don't try to register things with "
- "the same name in the same directory.\n",
- __func__, kobject_name(kobj));
+ WARN(1, "%s failed for %s with "
+ "-EEXIST, don't try to register things with "
+ "the same name in the same directory.\n",
+ __func__, kobject_name(kobj));
else
- printk(KERN_ERR "%s failed for %s (%d)\n",
- __func__, kobject_name(kobj), error);
- dump_stack();
+ WARN(1, "%s failed for %s (error: %d parent: %s)\n",
+ __func__, kobject_name(kobj), error,
+ parent ? kobject_name(parent) : "'none'");
} else
kobj->state_in_sysfs = 1;
diff --git a/lib/mpi/mpi-bit.c b/lib/mpi/mpi-bit.c
index 2f526627e4f..0c505361da1 100644
--- a/lib/mpi/mpi-bit.c
+++ b/lib/mpi/mpi-bit.c
@@ -177,8 +177,8 @@ int mpi_rshift(MPI x, MPI a, unsigned n)
*/
int mpi_lshift_limbs(MPI a, unsigned int count)
{
- mpi_ptr_t ap = a->d;
- int n = a->nlimbs;
+ const int n = a->nlimbs;
+ mpi_ptr_t ap;
int i;
if (!count || !n)
@@ -187,6 +187,7 @@ int mpi_lshift_limbs(MPI a, unsigned int count)
if (RESIZE_IF_NEEDED(a, n + count) < 0)
return -ENOMEM;
+ ap = a->d;
for (i = n - 1; i >= 0; i--)
ap[i + count] = ap[i];
for (i = 0; i < count; i++)