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authorBart Van Assche <bart.vanassche@wdc.com>2017-08-23 15:29:11 -0700
committerAl Viro <viro@zeniv.linux.org.uk>2017-08-31 17:32:41 -0400
commit8363dae23463df5d27aa3f3430ad64f5c8fcee3e (patch)
treedd55b8c4c936c9d6a7131a476caddfbeb478dda7
parentf58e76c1c551c7577b25a6fe493d82f5214331b7 (diff)
downloadlinux-8363dae23463df5d27aa3f3430ad64f5c8fcee3e.tar.bz2
compat_hdio_ioctl: Fix a declaration
This patch avoids that sparse reports the following warning messages: block/compat_ioctl.c:85:11: warning: incorrect type in assignment (different address spaces) block/compat_ioctl.c:85:11: expected unsigned long *[noderef] <asn:1>p block/compat_ioctl.c:85:11: got void [noderef] <asn:1>* block/compat_ioctl.c:91:21: warning: incorrect type in argument 1 (different address spaces) block/compat_ioctl.c:91:21: expected void const volatile [noderef] <asn:1>*<noident> block/compat_ioctl.c:91:21: got unsigned long *[noderef] <asn:1>p block/compat_ioctl.c:87:53: warning: dereference of noderef expression block/compat_ioctl.c:91:21: warning: dereference of noderef expression Fixes: commit d597580d3737 ("generic ...copy_..._user primitives") Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com> Cc: Jens Axboe <axboe@kernel.dk> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
-rw-r--r--block/compat_ioctl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c
index 38554c2ea38a..abaf9d78a206 100644
--- a/block/compat_ioctl.c
+++ b/block/compat_ioctl.c
@@ -79,7 +79,7 @@ static int compat_hdio_getgeo(struct gendisk *disk, struct block_device *bdev,
static int compat_hdio_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- unsigned long *__user p;
+ unsigned long __user *p;
int error;
p = compat_alloc_user_space(sizeof(unsigned long));