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media: use strscpy() instead of strlcpy()

Sfoglia il codice sorgente 
The implementation of strscpy() is more robust and safer.

That's now the recommended way to copy NUL terminated strings.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Mauro Carvalho Chehab
2018-09-10 08:19:14 -04:00
parent b730c40813
commit c0decac19d
260 ha cambiato i file con 676 aggiunte e 665 eliminazioni
Scarica il file Patch Scarica il file Diff Expand all files Collapse all files

4
drivers/media/cec/cec-api.c
Vedi File

@@ -77,9 +77,9 @@ static long cec_adap_g_caps(struct cec_adapter *adap,
{
struct cec_caps caps = {};
strlcpy(caps.driver, adap->devnode.dev.parent->driver->name,
strscpy(caps.driver, adap->devnode.dev.parent->driver->name,
sizeof(caps.driver));
strlcpy(caps.name, adap->name, sizeof(caps.name));
strscpy(caps.name, adap->name, sizeof(caps.name));
caps.available_log_addrs = adap->available_log_addrs;
caps.capabilities = adap->capabilities;
caps.version = LINUX_VERSION_CODE;

2
drivers/media/cec/cec-core.c
Vedi File

@@ -264,7 +264,7 @@ struct cec_adapter *cec_allocate_adapter(const struct cec_adap_ops *ops,
adap = kzalloc(sizeof(*adap), GFP_KERNEL);
if (!adap)
return ERR_PTR(-ENOMEM);
strlcpy(adap->name, name, sizeof(adap->name));
strscpy(adap->name, name, sizeof(adap->name));
adap->phys_addr = CEC_PHYS_ADDR_INVALID;
adap->cec_pin_is_high = true;
adap->log_addrs.cec_version = CEC_OP_CEC_VERSION_2_0;