diff options
author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-12-21 10:46:08 -0500 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-12-21 10:46:08 -0500 |
commit | cd6a22310ec2a70092e136d0cd65bb77c1502521 (patch) | |
tree | c01fa788b27b240c7b426d7f329d92bd58c7b8f5 /fs/aio.c | |
parent | 1e12a521d6917004f8b95a3b5864b92edc2694c8 (diff) | |
parent | 177c459b08a34dcf004aa9a4c1f1d8be682ff3af (diff) |
Merge USB 4.20-rc8 mergepoint into usb-next
We need the USB changes in here for additional patches to be able to
apply cleanly.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/aio.c')
-rw-r--r-- | fs/aio.c | 2 |
1 files changed, 2 insertions, 0 deletions
@@ -45,6 +45,7 @@ | |||
45 | 45 | ||
46 | #include <asm/kmap_types.h> | 46 | #include <asm/kmap_types.h> |
47 | #include <linux/uaccess.h> | 47 | #include <linux/uaccess.h> |
48 | #include <linux/nospec.h> | ||
48 | 49 | ||
49 | #include "internal.h" | 50 | #include "internal.h" |
50 | 51 | ||
@@ -1038,6 +1039,7 @@ static struct kioctx *lookup_ioctx(unsigned long ctx_id) | |||
1038 | if (!table || id >= table->nr) | 1039 | if (!table || id >= table->nr) |
1039 | goto out; | 1040 | goto out; |
1040 | 1041 | ||
1042 | id = array_index_nospec(id, table->nr); | ||
1041 | ctx = rcu_dereference(table->table[id]); | 1043 | ctx = rcu_dereference(table->table[id]); |
1042 | if (ctx && ctx->user_id == ctx_id) { | 1044 | if (ctx && ctx->user_id == ctx_id) { |
1043 | if (percpu_ref_tryget_live(&ctx->users)) | 1045 | if (percpu_ref_tryget_live(&ctx->users)) |