src: silence compiler warnings

cache.c:504:22: warning: ‘chain’ may be used uninitialized in this function [-Wmaybe-uninitialized]
cache.c:504:22: warning: ‘table’ may be used uninitialized in this function [-Wmaybe-uninitialized]
erec.c:128:16: warning: ‘line’ may be used uninitialized in this function [-Wmaybe-uninitialized]
optimize.c:524:9: warning: ‘line’ may be used uninitialized in this function [-Wmaybe-uninitialized]

Fixes: 8ad4056e9182 ("erec: expose print_location() and line_location()")
Fixes: afbd102211dc ("src: do not use the nft_cache_filter object from mnl.c")
Fixes: fb298877ece2 ("src: add ruleset optimization infrastructure")
Signed-off-by: Florian Westphal <fw@strlen.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/erec.c b/src/erec.c
index 32fb079f..a4b93fb0 100644
--- a/src/erec.c
+++ b/src/erec.c
@@ -111,7 +111,7 @@ void print_location(FILE *f, const struct input_descriptor *indesc,
 const char *line_location(const struct input_descriptor *indesc,
 			  const struct location *loc, char *buf, size_t bufsiz)
 {
-	const char *line;
+	const char *line = NULL;
 	FILE *f;
 
 	f = fopen(indesc->name, "r");