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authorDan Carpenter <error27@gmail.com>2010-05-24 21:33:21 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-25 15:07:05 (GMT)
commitea46c8f774f295c45fac48101d54be347d3d453b (patch)
tree6a0bc2476e82be68b66cad2b77075e4f36beb1ea /lib/dynamic_debug.c
parent0fa05599009ed36304d490064888d0252d656add (diff)
dynamic_debug: small cleanup in ddebug_proc_write()
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>
Diffstat (limited to 'lib/dynamic_debug.c')
-rw-r--r--lib/dynamic_debug.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index d6b8b9b..3df8eb1 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -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;

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