[PATCH] resource: Remove unnecessary initial values of variables

From: Li kunyu
Date: Wed Aug 23 2023 - 22:00:35 EST


These variables are first assigned values and do not need to be
initialized for assignment.

Signed-off-by: Li kunyu <kunyu@xxxxxxxxxxxx>
---
kernel/resource.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/resource.c b/kernel/resource.c
index b1763b2fd7ef..bbd7c113307a 100644
--- a/kernel/resource.c
+++ b/kernel/resource.c
@@ -656,7 +656,7 @@ static int reallocate_resource(struct resource *root, struct resource *old,
resource_size_t newsize,
struct resource_constraint *constraint)
{
- int err=0;
+ int err;
struct resource new = *old;
struct resource *conflict;

@@ -1310,7 +1310,7 @@ EXPORT_SYMBOL(__release_region);
void release_mem_region_adjustable(resource_size_t start, resource_size_t size)
{
struct resource *parent = &iomem_resource;
- struct resource *new_res = NULL;
+ struct resource *new_res;
bool alloc_nofail = false;
struct resource **p;
struct resource *res;
@@ -1556,7 +1556,7 @@ struct resource *
__devm_request_region(struct device *dev, struct resource *parent,
resource_size_t start, resource_size_t n, const char *name)
{
- struct region_devres *dr = NULL;
+ struct region_devres *dr;
struct resource *res;

dr = devres_alloc(devm_region_release, sizeof(struct region_devres),
--
2.18.2