[ALSA] sound: ca0106_mixer.c fix shadowed variable warnings

Change the variable err to _err within the ADD_CTLS macro to avoid
shadowing the local variable.

sound/pci/ca0106/ca0106_mixer.c:710:2: warning: symbol 'err' shadows an earlier one
sound/pci/ca0106/ca0106_mixer.c:663:6: originally declared here
sound/pci/ca0106/ca0106_mixer.c:712:3: warning: symbol 'err' shadows an earlier one
sound/pci/ca0106/ca0106_mixer.c:663:6: originally declared here
sound/pci/ca0106/ca0106_mixer.c:721:3: warning: symbol 'err' shadows an earlier one
sound/pci/ca0106/ca0106_mixer.c:663:6: originally declared here

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 4 insertions, 4 deletions

diff --git a/sound/pci/ca0106/ca0106_mixer.c b/sound/pci/ca0106/ca0106_mixer.c
index 94618ecaab65..3025ed1b6e1e 100644
--- a/sound/pci/ca0106/ca0106_mixer.c
+++ b/sound/pci/ca0106/ca0106_mixer.c
@@ -650,11 +650,11 @@ static int __devinit rename_ctl(struct snd_card *card, const char *src, const ch
 
 #define ADD_CTLS(emu, ctls)                                             \
         do {                                                            \
-                int i, err;                                             \
+                int i, _err;                                            \
                 for (i = 0; i < ARRAY_SIZE(ctls); i++) {                \
-                        err = snd_ctl_add(card, snd_ctl_new1(&ctls[i], emu)); \
-                        if (err < 0)                                    \
-                                return err;                             \
+                        _err = snd_ctl_add(card, snd_ctl_new1(&ctls[i], emu)); \
+                        if (_err < 0)                                   \
+                                return _err;                            \
                 }                                                       \
         } while (0)