lib/path: fix read string to be backwardly compatible

Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/lib/path.c b/lib/path.c
index 998dce5bb4b7229a594d3a126d3f03e1ed72b26a..c665196a995af00b41c6b877b6dc4b3166efaa89 100644 (file)
--- a/lib/path.c
+++ b/lib/path.c
@@ -505,6 +505,10 @@ int ul_path_read_string(struct path_cxt *pc, char **str, const char *path)
        if (rc < 0 || !str)
                return rc;;
 
+       /* Remove tailing newline (usuall in sysfs) */
+       if (rc > 0 && *(buf + rc - 1) == '\n')
+               --rc;
+
        buf[rc] = '\0';
        *str = strdup(buf);
        if (!*str)