lib/pager: check open() return code [coverity scan]

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

diff --git a/lib/pager.c b/lib/pager.c
index 04111bab7a0dd5a5e9ac6f4c0bc2f50225f6906a..4c0197f43848b130b9e41c6ed6ff4d72ad123293 100644 (file)
--- a/lib/pager.c
+++ b/lib/pager.c
@@ -192,6 +192,8 @@ static int has_command(const char *cmd)
 
        for(s = strtok(p, ":"); s; s = strtok(NULL, ":")) {
                int fd = open(s, O_RDONLY|O_CLOEXEC);
+               if (fd < 0)
+                       continue;
                rc = faccessat(fd, cmd, X_OK, 0) == 0;
                close(fd);
                if (rc)