From 9f55a4566d1fb8332f217ddc36026164a8515fcc Mon Sep 17 00:00:00 2001 From: Mark Salyzyn Date: Thu, 20 Aug 2015 14:21:34 -0700 Subject: [PATCH] pstore: pmsg: return -ENOMEM on vmalloc failure Signed-off-by: Mark Salyzyn Bug: 23385441 Change-Id: I294cb72c25bddafbba4e64fdb0a18ae46655a05d (cherry picked from commit 62bb84973c1d55a4cc35cc4d95cb723ce0aa2c0b) --- fs/pstore/pmsg.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/pstore/pmsg.c b/fs/pstore/pmsg.c index db47810a92d8..82a86aacf2de 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; ) { -- 2.34.1