tree f38f6c81eeeabd87e733b0a00c88859182e0099d
parent 803ef8ba59a8e644bbdc194f02068ece7a15381b
author Ian Rogers <irogers@google.com> 1628037669 -0700
committer Steven Rostedt (VMware) <rostedt@goodmis.org> 1628038372 -0400

libtracefs: Silence sometimes-uninitialized warning

Warning generated by clang:

src/tracefs-events.c:1046:6: error: variable 'ret' is used uninitialized whenever 'if' condition is true [-Werror,-Wsometimes-uninitialized]
        if (!systems)
            ^~~~~~~~
src/tracefs-events.c:1101:9: note: uninitialized use occurs here
        return ret;
               ^~~
src/tracefs-events.c:1046:2: note: remove the 'if' if its condition is always false
        if (!systems)
        ^~~~~~~~~~~~~
src/tracefs-events.c:1038:9: note: initialize the variable 'ret' to silence this warning
        int ret;
               ^
                = 0

Link: https://lore.kernel.org/linux-trace-devel/20210804004109.1476661-2-irogers@google.com

Signed-off-by: Ian Rogers <irogers@google.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>