logger: make code more robust for static analyzer [clang scan]

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

diff --git a/misc-utils/logger.c b/misc-utils/logger.c
index a99a0c96cdf5e93d2a36c94361c75deee0ce88aa..4c2bfb0943b2eaf9849278166691d277fb64aef2 100644 (file)
--- a/misc-utils/logger.c
+++ b/misc-utils/logger.c
@@ -218,6 +218,8 @@ static int pencode(char *s)
        int facility, level;
        char *separator;
 
+       assert(s);
+
        separator = strchr(s, '.');
        if (separator) {
                *separator = '\0';