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authorVincent Pelletier <plr.vincent@gmail.com>2016-12-15 15:47:42 +0300
committerFelipe Balbi <felipe.balbi@linux.intel.com>2017-01-02 11:55:28 +0300
commit354bc45bf329494ef6051f3229ef50b9e2a7ea2a (patch)
treeaec8dd1d0c4c241f1dcb9fb6a291b93cc6935665 /drivers/usb/gadget/function
parent96a420d2d37cc019d0fbb95c9f0e965fa1080e1f (diff)
downloadlinux-354bc45bf329494ef6051f3229ef50b9e2a7ea2a.tar.xz
usb: gadget: f_fs: Fix ExtCompat descriptor validation
Reserved1 is documented as expected to be set to 0, but this test fails when it it set to 0. Reverse the condition. Signed-off-by: Vincent Pelletier <plr.vincent@gmail.com> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/gadget/function')
-rw-r--r--drivers/usb/gadget/function/f_fs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index 818f4997c1ac..e4e4376de3ee 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -2252,7 +2252,7 @@ static int __ffs_data_do_os_desc(enum ffs_os_desc_type type,
if (len < sizeof(*d) ||
d->bFirstInterfaceNumber >= ffs->interfaces_count ||
- !d->Reserved1)
+ d->Reserved1)
return -EINVAL;
for (i = 0; i < ARRAY_SIZE(d->Reserved2); ++i)
if (d->Reserved2[i])