diff options
Diffstat (limited to 'target/linux/generic/backport-5.15/807-v6.1-0003-nvmem-core-add-error-handling-for-dev_set_name.patch')
-rw-r--r-- | target/linux/generic/backport-5.15/807-v6.1-0003-nvmem-core-add-error-handling-for-dev_set_name.patch | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/target/linux/generic/backport-5.15/807-v6.1-0003-nvmem-core-add-error-handling-for-dev_set_name.patch b/target/linux/generic/backport-5.15/807-v6.1-0003-nvmem-core-add-error-handling-for-dev_set_name.patch deleted file mode 100644 index e2089e7b05..0000000000 --- a/target/linux/generic/backport-5.15/807-v6.1-0003-nvmem-core-add-error-handling-for-dev_set_name.patch +++ /dev/null @@ -1,47 +0,0 @@ -From 5544e90c81261e82e02bbf7c6015a4b9c8c825ef Mon Sep 17 00:00:00 2001 -From: Gaosheng Cui <cuigaosheng1@huawei.com> -Date: Fri, 16 Sep 2022 13:20:50 +0100 -Subject: [PATCH] nvmem: core: add error handling for dev_set_name - -The type of return value of dev_set_name is int, which may return -wrong result, so we add error handling for it to reclaim memory -of nvmem resource, and return early when an error occurs. - -Signed-off-by: Gaosheng Cui <cuigaosheng1@huawei.com> -Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> -Link: https://lore.kernel.org/r/20220916122100.170016-4-srinivas.kandagatla@linaro.org -Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> ---- - drivers/nvmem/core.c | 12 +++++++++--- - 1 file changed, 9 insertions(+), 3 deletions(-) - ---- a/drivers/nvmem/core.c -+++ b/drivers/nvmem/core.c -@@ -809,18 +809,24 @@ struct nvmem_device *nvmem_register(cons - - switch (config->id) { - case NVMEM_DEVID_NONE: -- dev_set_name(&nvmem->dev, "%s", config->name); -+ rval = dev_set_name(&nvmem->dev, "%s", config->name); - break; - case NVMEM_DEVID_AUTO: -- dev_set_name(&nvmem->dev, "%s%d", config->name, nvmem->id); -+ rval = dev_set_name(&nvmem->dev, "%s%d", config->name, nvmem->id); - break; - default: -- dev_set_name(&nvmem->dev, "%s%d", -+ rval = dev_set_name(&nvmem->dev, "%s%d", - config->name ? : "nvmem", - config->name ? config->id : nvmem->id); - break; - } - -+ if (rval) { -+ ida_free(&nvmem_ida, nvmem->id); -+ kfree(nvmem); -+ return ERR_PTR(rval); -+ } -+ - nvmem->read_only = device_property_present(config->dev, "read-only") || - config->read_only || !nvmem->reg_write; - |