[patch] usb: storage: debug: uninitialized var in usb_stor_show_sense()

[Dan Carpenter]

The "fmt" variable might be used uninitialized, it should be set to NULL
at the start.

Fixes: d811b848ebb7 ('scsi: use sdev as argument for sense code printing')
Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>

diff --git a/drivers/usb/storage/debug.c b/drivers/usb/storage/debug.c
index 57bf3ad..fd00509 100644
--- a/drivers/usb/storage/debug.c
+++ b/drivers/usb/storage/debug.c
@@ -164,7 +164,8 @@ void usb_stor_show_sense(const struct us_data *us,
                         unsigned char asc,
                         unsigned char ascq)
 {
-       const char *what, *keystr, *fmt;
+       const char *fmt = NULL;
+       const char *what, *keystr;
 
        keystr = scsi_sense_key_string(key);
        what = scsi_extd_sense_format(asc, ascq, &fmt);
--
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