util/find-doc-nits: check podchecker() return value
authorRichard Levitte <levitte@openssl.org>
Sun, 15 Nov 2020 18:20:32 +0000 (19:20 +0100)
committerRichard Levitte <levitte@openssl.org>
Tue, 17 Nov 2020 22:12:02 +0000 (23:12 +0100)
commitbf57cab74b6d64f9d5bb3de8a6c77601ce208b74
tree02261bf13e5655e65ed80b5220cdf2f4702f17e9
parentc7d32b6ba520461103015022d8b4095573ca9691
util/find-doc-nits: check podchecker() return value

From the Pod::Checker manual:

> RETURN VALUE
>        podchecker returns the number of POD syntax errors found or
>        -1 if there were no POD commands at all found in the file.

Reviewed-by: David von Oheimb <david.von.oheimb@siemens.com>
(Merged from https://github.com/openssl/openssl/pull/13416)
util/find-doc-nits