Fixes following issue reported by clang-12 static analyzer:
mdnsd/interface.c:250:6: warning: Access to field 'ipi_ifindex' results in a
dereference of a null pointer (loaded from variable 'inp')
if (inp->ipi_ifindex != iface->ifindex)
^~~~~~~~~~~~~~~~
mdnsd/interface.c:323:6: warning: Access to field 'ipi6_ifindex' results in a
dereference of a null pointer (loaded from variable 'inp')
if (inp->ipi6_ifindex != iface->ifindex)
^~~~~~~~~~~~~~~~~
Signed-off-by: Petr Štetiar <yn...@true.cz>
---
interface.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/interface.c b/interface.c
index 690e8579a44c..5fb9bad072ed 100644
--- a/interface.c
+++ b/interface.c
@@ -233,6 +233,9 @@ read_socket4(struct uloop_fd *u, unsigned int events)
}
}
+ if (!inp)
+ return;
+
if (debug > 1) {
char buf[256];
@@ -308,6 +311,9 @@ read_socket6(struct uloop_fd *u, unsigned int events)
}
}
+ if (!inp)
+ return;
+
if (debug > 1) {
char buf[256];
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