commit 5fe03b5c1758571edfaaa4bef8ebb82245f40618
from: Omar Polo <op@omarpolo.com>
date: Fri Jan 21 16:18:52 2022 UTC

fix memory leak in walk_path error path

found by clang' static-analyzer

commit - fb7e601b36015a46dc007f114e42f550ddf8a774
commit + 5fe03b5c1758571edfaaa4bef8ebb82245f40618
blob - 76f8f81a3c07c87cf08ebf51ddfd187eeaef18d1
blob + a5ce0072cfc9c598421c1e381b458e6994f63d4b
--- kamiftp/ftp.c
+++ kamiftp/ftp.c
@@ -551,8 +551,10 @@ walk_path(int fid, int newfid, const char *path, int *
 	recv_msg();
 
 	*missing = nwname;
-	if ((errstr = check(Rwalk, iota_tag)) != NULL)
+	if ((errstr = check(Rwalk, iota_tag)) != NULL) {
+		free(p);
 		return errstr;
+	}
 
 	nwqid = np_read16(buf);
 	assert(nwqid <= nwname);