Commit-ID:  980f88e414418bf65569a3b62b08b07e6fc2f4c6
Gitweb:     http://git.kernel.org/tip/980f88e414418bf65569a3b62b08b07e6fc2f4c6
Author:     Johannes Berg <[email protected]>
AuthorDate: Thu, 6 Feb 2014 17:28:41 +0100
Committer:  Ingo Molnar <[email protected]>
CommitDate: Sun, 9 Feb 2014 13:11:49 +0100

sched/wait: Suppress Sparse 'variable shadowing' warning

This warning seems to show up a lot now, since ___wait_event()
is (indirectly) used inside wait_event_timeout(), which also
has a variable called __ret. Rename the one in ___wait_event()
to ___ret (another leading underscore) to suppress the warning.

Signed-off-by: Johannes Berg <[email protected]>
Signed-off-by: Peter Zijlstra <[email protected]>
Cc: Steven Rostedt <[email protected]>
Cc: Andrew Morton <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
---
 include/linux/wait.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/linux/wait.h b/include/linux/wait.h
index 559044c..c55ea5c 100644
--- a/include/linux/wait.h
+++ b/include/linux/wait.h
@@ -195,7 +195,7 @@ wait_queue_head_t *bit_waitqueue(void *, int);
 ({                                                                     \
        __label__ __out;                                                \
        wait_queue_t __wait;                                            \
-       long __ret = ret;                                               \
+       long ___ret = ret;                                              \
                                                                        \
        INIT_LIST_HEAD(&__wait.task_list);                              \
        if (exclusive)                                                  \
@@ -210,7 +210,7 @@ wait_queue_head_t *bit_waitqueue(void *, int);
                        break;                                          \
                                                                        \
                if (___wait_is_interruptible(state) && __int) {         \
-                       __ret = __int;                                  \
+                       ___ret = __int;                                 \
                        if (exclusive) {                                \
                                abort_exclusive_wait(&wq, &__wait,      \
                                                     state, NULL);      \
@@ -222,7 +222,7 @@ wait_queue_head_t *bit_waitqueue(void *, int);
                cmd;                                                    \
        }                                                               \
        finish_wait(&wq, &__wait);                                      \
-__out: __ret;                                                          \
+__out: ___ret;                                                         \
 })
 
 #define __wait_event(wq, condition)                                    \
--
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