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| author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2017-08-07 08:30:33 +0200 |
|---|---|---|
| committer | Chanwoo Choi <cw00.choi@samsung.com> | 2017-08-07 15:34:20 +0900 |
| commit | 1cf76c4eeb07ba31a03066c6540d96fd64d7a34f (patch) | |
| tree | 4ac92b7a94731c59b9c4e664474d1d939b4fd1a6 /drivers/extcon | |
| parent | 5c27036d2b05d6bc763809871b58a48e9fa554fa (diff) | |
| download | linux-1cf76c4eeb07ba31a03066c6540d96fd64d7a34f.tar.bz2 | |
extcon: cros-ec: Fix a potential NULL pointer dereference
Return -ENOMEM in case of memory allocation failure. This avoids a NULL
pointer dereference.
Fixes: c69831666109 ("extcon: cros-ec: Add extcon-cros-ec driver to support display out")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Diffstat (limited to 'drivers/extcon')
| -rw-r--r-- | drivers/extcon/extcon-usbc-cros-ec.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/extcon/extcon-usbc-cros-ec.c b/drivers/extcon/extcon-usbc-cros-ec.c index e759ed477735..598956f1dcae 100644 --- a/drivers/extcon/extcon-usbc-cros-ec.c +++ b/drivers/extcon/extcon-usbc-cros-ec.c @@ -68,6 +68,8 @@ static int cros_ec_pd_command(struct cros_ec_extcon_info *info, int ret; msg = kzalloc(sizeof(*msg) + max(outsize, insize), GFP_KERNEL); + if (!msg) + return -ENOMEM; msg->version = version; msg->command = command; |