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| author | Peng Fan <van.freenix@gmail.com> | 2016-05-03 10:25:22 +0800 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2016-05-06 20:06:56 +0200 |
| commit | 12ff19dbfd93abdb62b7b326fee3f5bfa659a75e (patch) | |
| tree | 9de667e11fc40a911dd7b2ed1351347d0c905472 /drivers/usb | |
| parent | 5d8fae79163e94671956c99654abf48cf49757ba (diff) | |
| download | talos-obmc-uboot-12ff19dbfd93abdb62b7b326fee3f5bfa659a75e.tar.gz talos-obmc-uboot-12ff19dbfd93abdb62b7b326fee3f5bfa659a75e.zip | |
usb: gadget: dfu: discard dead code
Reported by Coverity:
Logically dead code (DEADCODE)
dead_error_line: Execution cannot reach this statement:
(f_dfu->strings + --i).s = ....
If calloc failed, i is still 0 and no need to call free,
so discard the dead code.
Signed-off-by: Peng Fan <van.freenix@gmail.com>
Cc: "Łukasz Majewski" <l.majewski@samsung.com>
Cc: Marek Vasut <marex@denx.de>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/gadget/f_dfu.c | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/drivers/usb/gadget/f_dfu.c b/drivers/usb/gadget/f_dfu.c index 7d88008f74..8e7c981657 100644 --- a/drivers/usb/gadget/f_dfu.c +++ b/drivers/usb/gadget/f_dfu.c @@ -636,7 +636,7 @@ dfu_prepare_strings(struct f_dfu *f_dfu, int n) f_dfu->strings = calloc(sizeof(struct usb_string), n + 1); if (!f_dfu->strings) - goto enomem; + return -ENOMEM; for (i = 0; i < n; ++i) { de = dfu_get_entity(i); @@ -647,14 +647,6 @@ dfu_prepare_strings(struct f_dfu *f_dfu, int n) f_dfu->strings[i].s = NULL; return 0; - -enomem: - while (i) - f_dfu->strings[--i].s = NULL; - - free(f_dfu->strings); - - return -ENOMEM; } static int dfu_prepare_function(struct f_dfu *f_dfu, int n) |
