summaryrefslogtreecommitdiffstats
path: root/fs/sysfs/bin.c
diff options
context:
space:
mode:
authorDmitry Torokhov <dmitry.torokhov@gmail.com>2009-03-08 16:30:55 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2009-03-08 16:30:55 -0700
commitd15c22e78674f9a5bc0de0932a43abe1aafae303 (patch)
tree3e4198c44bd2d9184e91647346c66aa95e28f843 /fs/sysfs/bin.c
parent0f4954819fb6f840d46076f0dbd313ef5da48f5d (diff)
parentfec6c6fec3e20637bee5d276fb61dd8b49a3f9cc (diff)
downloadlinux-d15c22e78674f9a5bc0de0932a43abe1aafae303.tar.gz
linux-d15c22e78674f9a5bc0de0932a43abe1aafae303.tar.bz2
linux-d15c22e78674f9a5bc0de0932a43abe1aafae303.zip
Merge commit 'v2.6.29-rc7' into next
Diffstat (limited to 'fs/sysfs/bin.c')
-rw-r--r--fs/sysfs/bin.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/sysfs/bin.c b/fs/sysfs/bin.c
index 66f6e58a7e4b..f2c478c3424e 100644
--- a/fs/sysfs/bin.c
+++ b/fs/sysfs/bin.c
@@ -63,6 +63,9 @@ read(struct file *file, char __user *userbuf, size_t bytes, loff_t *off)
int count = min_t(size_t, bytes, PAGE_SIZE);
char *temp;
+ if (!bytes)
+ return 0;
+
if (size) {
if (offs > size)
return 0;
@@ -131,6 +134,9 @@ static ssize_t write(struct file *file, const char __user *userbuf,
int count = min_t(size_t, bytes, PAGE_SIZE);
char *temp;
+ if (!bytes)
+ return 0;
+
if (size) {
if (offs > size)
return 0;