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authorDan Carpenter <error27@gmail.com>2010-04-06 13:45:39 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2010-04-06 08:23:47 -0700
commit309361e09ca9e9670dc8664e5d14125bf82078af (patch)
tree2886267e80efa99d5447d56305e6560fd4cce410
parent5fbfb18d7a5b846946d52c4a10e3aaa213ec31b6 (diff)
downloadlinux-309361e09ca9e9670dc8664e5d14125bf82078af.tar.bz2
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>
-rw-r--r--fs/proc/task_mmu.c2
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;
}