diff options
Diffstat (limited to '0001-readfile-implement-readfile-syscall.patch')
| -rw-r--r-- | 0001-readfile-implement-readfile-syscall.patch | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/0001-readfile-implement-readfile-syscall.patch b/0001-readfile-implement-readfile-syscall.patch index 6c90542e83401b..bf966a945243fd 100644 --- a/0001-readfile-implement-readfile-syscall.patch +++ b/0001-readfile-implement-readfile-syscall.patch @@ -1,4 +1,4 @@ -From 654540d453a03efc0fe7fc0e0d155981051b10c4 Mon Sep 17 00:00:00 2001 +From 0b91def003b129b2f80bb374ad0a5aaf391bff03 Mon Sep 17 00:00:00 2001 From: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Date: Sun, 24 May 2020 12:37:15 +0200 Subject: [PATCH 1/4] readfile: implement readfile syscall @@ -15,12 +15,14 @@ overhead. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- - fs/open.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++ + fs/open.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) +diff --git a/fs/open.c b/fs/open.c +index 9af548fb841b..b411c2b3ebd6 100644 --- a/fs/open.c +++ b/fs/open.c -@@ -1381,3 +1381,53 @@ int stream_open(struct inode *inode, str +@@ -1381,3 +1381,53 @@ int stream_open(struct inode *inode, struct file *filp) } EXPORT_SYMBOL(stream_open); @@ -53,7 +55,7 @@ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> + int retval; + + /* only accept a small subset of O_ flags that make sense */ -+ if ((flags | O_NOFOLLOW | O_NOATIME) != flags) ++ if ((flags & (O_NOFOLLOW | O_NOATIME)) != flags) + return -EINVAL; + + /* add some needed flags to be able to open the file properly */ @@ -74,3 +76,6 @@ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> + + return retval; +} +-- +2.29.2 + |