sr_parse_sizestring: Deal with invalid strings better.

This cleans up a warning generated by clang's static analyzer.

diff --git a/src/strutil.c b/src/strutil.c
index 54dc1f39df50123ac985a158bc3d9ca425f9f5a6..0306ea7c91f940002861e2ce114654e6a82b0b39 100644 (file)
--- a/src/strutil.c
+++ b/src/strutil.c
@@ -426,7 +426,7 @@ SR_API int sr_parse_sizestring(const char *sizestring, uint64_t *size)
        } else
                *size += frac_part;
 
-       if (*s && strcasecmp(s, "Hz"))
+       if (s && *s && strcasecmp(s, "Hz"))
                return SR_ERR;
 
        return SR_OK;