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dynamic_debug: small cleanup in ddebug_proc_write()

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This doesn't change behavior at all.  In the original code, if nwords was
zero then ddebug_parse_query() would return -EINVAL, now we just do it
earlier.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: Jason Baron <jbaron@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Dan Carpenter 2010-05-24 14:33:21 -07:00 committed by Linus Torvalds
parent 0fa0559900
commit ea46c8f774
1 changed files with 1 additions and 1 deletions
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lib/dynamic_debug.c
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@ -456,7 +456,7 @@ static ssize_t ddebug_proc_write(struct file *file, const char __user *ubuf,
__func__, (int)len);
nwords = ddebug_tokenize(tmpbuf, words, MAXWORDS);
if (nwords < 0)
if (nwords <= 0)
return -EINVAL;
if (ddebug_parse_query(words, nwords-1, &query))
return -EINVAL;