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authorRussell King <rmk+kernel@arm.linux.org.uk>2013-04-25 09:42:42 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2013-04-25 09:42:42 +0100
commita126f7c41d80322b42ae0383ed3dcb17ee0296fc (patch)
tree67f3605e72e01f7ec0b15af22d9d7b6ef8598b55 /fs/pipe.c
parent0098fc39e6d575f940487f09f303787efbc7a373 (diff)
parenta7eb7c6f9a657a01a8359edae31bbeacd18b072c (diff)
Merge branch 'mcpm' of git://git.linaro.org/people/nico/linux into devel-stable
Diffstat (limited to 'fs/pipe.c')
-rw-r--r--fs/pipe.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/pipe.c b/fs/pipe.c
index 64a494cef0a0..2234f3f61f8d 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -863,6 +863,9 @@ pipe_rdwr_open(struct inode *inode, struct file *filp)
{
int ret = -ENOENT;
+ if (!(filp->f_mode & (FMODE_READ|FMODE_WRITE)))
+ return -EINVAL;
+
mutex_lock(&inode->i_mutex);
if (inode->i_pipe) {