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| author | Dan Carpenter <error27@gmail.com> | 2010-04-06 12:45:39 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-04-06 17:23:47 +0200 |
| commit | 309361e09ca9e9670dc8664e5d14125bf82078af (patch) | |
| tree | 2886267e80efa99d5447d56305e6560fd4cce410 /fs/proc/task_mmu.c | |
| parent | Fix up possibly racy module refcounting (diff) | |
| download | linux-309361e09ca9e9670dc8664e5d14125bf82078af.tar.xz linux-309361e09ca9e9670dc8664e5d14125bf82078af.zip | |
proc: copy_to_user() returns unsigned
copy_to_user() returns the number of bytes left to be copied.
This was a typo from: d82ef020cf31 "proc: pagemap: Hold mmap_sem during
page walk".
Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/proc/task_mmu.c')
| -rw-r--r-- | fs/proc/task_mmu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index caf0337dff73..a05a669510a4 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -800,7 +800,7 @@ static ssize_t pagemap_read(struct file *file, char __user *buf, start_vaddr = end; len = min(count, PM_ENTRY_BYTES * pm.pos); - if (copy_to_user(buf, pm.buffer, len) < 0) { + if (copy_to_user(buf, pm.buffer, len)) { ret = -EFAULT; goto out_free; } |