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-rw-r--r--fs/proc/base.c1
-rw-r--r--include/linux/mmdebug.h1
-rw-r--r--mm/zswap.c6
3 files changed, 5 insertions, 3 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c
index bd3e9e68125b..4bd5d3118acd 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -2494,6 +2494,7 @@ static ssize_t proc_coredump_filter_write(struct file *file,
mm = get_task_mm(task);
if (!mm)
goto out_no_mm;
+ ret = 0;
for (i = 0, mask = 1; i < MMF_DUMP_FILTER_BITS; i++, mask <<= 1) {
if (val & mask)
diff --git a/include/linux/mmdebug.h b/include/linux/mmdebug.h
index 877ef226f90f..772362adf471 100644
--- a/include/linux/mmdebug.h
+++ b/include/linux/mmdebug.h
@@ -1,6 +1,7 @@
#ifndef LINUX_MM_DEBUG_H
#define LINUX_MM_DEBUG_H 1
+#include <linux/bug.h>
#include <linux/stringify.h>
struct page;
diff --git a/mm/zswap.c b/mm/zswap.c
index 025f8dc723de..bf14508afd64 100644
--- a/mm/zswap.c
+++ b/mm/zswap.c
@@ -541,6 +541,7 @@ static struct zswap_pool *zswap_pool_last_get(void)
return last;
}
+/* type and compressor must be null-terminated */
static struct zswap_pool *zswap_pool_find_get(char *type, char *compressor)
{
struct zswap_pool *pool;
@@ -548,10 +549,9 @@ static struct zswap_pool *zswap_pool_find_get(char *type, char *compressor)
assert_spin_locked(&zswap_pools_lock);
list_for_each_entry_rcu(pool, &zswap_pools, list) {
- if (strncmp(pool->tfm_name, compressor, sizeof(pool->tfm_name)))
+ if (strcmp(pool->tfm_name, compressor))
continue;
- if (strncmp(zpool_get_type(pool->zpool), type,
- sizeof(zswap_zpool_type)))
+ if (strcmp(zpool_get_type(pool->zpool), type))
continue;
/* if we can't get it, it's about to be destroyed */
if (!zswap_pool_get(pool))