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authorLinus Walleij <linus.walleij@linaro.org>2015-12-17 14:57:46 +0100
committerLinus Walleij <linus.walleij@linaro.org>2015-12-17 14:57:46 +0100
commit4dccc93f1e7f4e2fd92a48c40a7ac9211a029352 (patch)
tree717a183f0dba200a882126cf095f38e319302c51 /drivers/remoteproc/remoteproc_debugfs.c
parentd4eed63bb8a3749a6cf19bbc98c943fafb4a826d (diff)
parent9f9499ae8e6415cefc4fe0a96ad0e27864353c89 (diff)
downloadlwn-4dccc93f1e7f4e2fd92a48c40a7ac9211a029352.tar.gz
lwn-4dccc93f1e7f4e2fd92a48c40a7ac9211a029352.zip
Merge tag 'v4.4-rc5' into devel
Linux 4.4-rc5
Diffstat (limited to 'drivers/remoteproc/remoteproc_debugfs.c')
-rw-r--r--drivers/remoteproc/remoteproc_debugfs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/remoteproc/remoteproc_debugfs.c b/drivers/remoteproc/remoteproc_debugfs.c
index 9d30809bb407..916af5096f57 100644
--- a/drivers/remoteproc/remoteproc_debugfs.c
+++ b/drivers/remoteproc/remoteproc_debugfs.c
@@ -156,7 +156,7 @@ rproc_recovery_write(struct file *filp, const char __user *user_buf,
char buf[10];
int ret;
- if (count > sizeof(buf))
+ if (count < 1 || count > sizeof(buf))
return count;
ret = copy_from_user(buf, user_buf, count);