From: Su Hui suhui@nfschina.com
stable inclusion from stable-v6.6.7 commit f78fff4648bb0a797359dac69792463efd22bb00 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I8SSQ4
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
--------------------------------
[ Upstream commit ee6236027218f8531916f1c5caa5dc330379f287 ]
Clang static analyzer complains that value stored to 'rets' is never read.Let 'buf_len = -EOVERFLOW' to make sure we can return '-EOVERFLOW'.
Fixes: 8c8d964ce90f ("mei: move hbuf_depth from the mei device to the hw modules") Signed-off-by: Su Hui suhui@nfschina.com Link: https://lore.kernel.org/r/20231120095523.178385-2-suhui@nfschina.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- drivers/misc/mei/client.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/misc/mei/client.c b/drivers/misc/mei/client.c index 75bc2a32ec0d..32f228782318 100644 --- a/drivers/misc/mei/client.c +++ b/drivers/misc/mei/client.c @@ -2032,7 +2032,7 @@ ssize_t mei_cl_write(struct mei_cl *cl, struct mei_cl_cb *cb, unsigned long time
hbuf_slots = mei_hbuf_empty_slots(dev); if (hbuf_slots < 0) { - rets = -EOVERFLOW; + buf_len = -EOVERFLOW; goto out; }