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Merge branch 'work.probe_kernel_read' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

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Pull probe_kernel_read() uses from Al Viro:
 "Several open-coded probe_kernel_read()..."

* 'work.probe_kernel_read' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  dio: use probe_kernel_read()
  hp_sdc: use probe_kernel_read()
  hpfb: use probe_kernel_read()
This commit is contained in:
Linus Torvalds
2017-07-06 22:06:11 -07:00
parent 1c91d2c691 c02205e9f3
commit 90880b532a
3 changed files with 4 additions and 25 deletions
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drivers/video/fbdev/hpfb.c
+1 -5
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@@ -377,7 +377,6 @@ static struct dio_driver hpfb_driver = {
int __init hpfb_init(void)
{
unsigned int sid;
mm_segment_t fs;
unsigned char i;
int err;
@@ -402,10 +401,7 @@ int __init hpfb_init(void)
if (err)
return err;
fs = get_fs();
set_fs(KERNEL_DS);
err = get_user(i, (unsigned char *)INTFBVADDR + DIO_IDOFF);
set_fs(fs);
err = probe_kernel_read(&i, (unsigned char *)INTFBVADDR + DIO_IDOFF, 1);
if (!err && (i == DIO_ID_FBUFFER) && topcat_sid_ok(sid = DIO_SECID(INTFBVADDR))) {
if (!request_mem_region(INTFBPADDR, DIO_DEVSIZE, "Internal Topcat"))