btrfs: super.c:416:25: error: 'ret' undeclared (first use in this function); did you mean 'net'?

[Naresh Kamboju]

Following x86 and i386 build regressions noticed on Linux next-20231128 tag.

Build log:
-----------
fs/btrfs/super.c: In function 'btrfs_parse_param':
fs/btrfs/super.c:416:25: error: 'ret' undeclared (first use in this
function); did you mean 'net'?
  416 |                         ret = -EINVAL;
      |                         ^~~
      |                         net
fs/btrfs/super.c:416:25: note: each undeclared identifier is reported
only once for each function it appears in
fs/btrfs/super.c:417:25: error: label 'out' used but not defined
  417 |                         goto out;
      |                         ^~~~
make[5]: *** [scripts/Makefile.build:243: fs/btrfs/super.o] Error 1

Reported-by: Linux Kernel Functional Testing <lkft@xxxxxxxxxx>

Links:
 - https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20231128/testrun/21349057/suite/build/test/gcc-13-lkftconfig-kselftest/log

 - https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20231128/testrun/21349057/suite/build/test/gcc-13-lkftconfig-kselftest/details/
 - https://storage.tuxsuite.com/public/linaro/lkft/builds/2Ymoxor9n54ID51BFjRBS06YQ3U/
- https://storage.tuxsuite.com/public/linaro/lkft/builds/2Ymoxor9n54ID51BFjRBS06YQ3U/config

--
Linaro LKFT
https://lkft.linaro.org