From: Mark Salyzyn <salyzyn@android.com>
To: linux-kernel@vger.kernel.org
Cc: Mark Salyzyn <salyzyn@android.com>,
Anton Vorontsov <anton@enomsg.org>,
Colin Cross <ccross@android.com>,
Kees Cook <keescook@chromium.org>,
Tony Luck <tony.luck@intel.com>
Subject: pstore: pmsg: return -ENOMEM on vmalloc failure
Date: Thu, 20 Aug 2015 14:21:34 -0700 [thread overview]
Message-ID: <1440105705-25715-1-git-send-email-salyzyn@android.com> (raw)
Signed-off-by: Mark Salyzyn <salyzyn@android.com>
---
fs/pstore/pmsg.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/pstore/pmsg.c b/fs/pstore/pmsg.c
index feb5dd2..5a2f05a 100644
--- a/fs/pstore/pmsg.c
+++ b/fs/pstore/pmsg.c
@@ -37,6 +37,8 @@ static ssize_t write_pmsg(struct file *file, const char __user *buf,
if (buffer_size > PMSG_MAX_BOUNCE_BUFFER_SIZE)
buffer_size = PMSG_MAX_BOUNCE_BUFFER_SIZE;
buffer = vmalloc(buffer_size);
+ if (!buffer)
+ return -ENOMEM;
mutex_lock(&pmsg_lock);
for (i = 0; i < count; ) {
--
2.5.0.276.gf5e568e
next reply other threads:[~2015-08-20 21:22 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-20 21:21 Mark Salyzyn [this message]
2015-08-20 21:39 ` Kees Cook
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