fuse_lowlevel: Move assert for se before dereferencing it with se->debug (#530)

Move assert for se before dereferencing it with se->debug.

Signed-off-by: Liao Pingfang <liao.pingfang@zte.com.cn>
Co-authored-by: Liao Pingfang <liao.pingfang@zte.com.cn>

diff --git a/lib/fuse_lowlevel.c b/lib/fuse_lowlevel.c
index 3dabbd5fd5f3d1ff73c463238011d81075a4cf42..7b72ee0f75f5903f9b1c15595f831c28a48e81de 100644 (file)
--- a/lib/fuse_lowlevel.c
+++ b/lib/fuse_lowlevel.c
@@ -167,6 +167,7 @@ static int fuse_send_msg(struct fuse_session *se, struct fuse_chan *ch,
 {
        struct fuse_out_header *out = iov[0].iov_base;
 
+       assert(se != NULL);
        out->len = iov_length(iov, count);
        if (se->debug) {
                if (out->unique == 0) {
@@ -189,8 +190,6 @@ static int fuse_send_msg(struct fuse_session *se, struct fuse_chan *ch,
        int err = errno;
 
        if (res == -1) {
-               assert(se != NULL);
-
                /* ENOENT means the operation was interrupted */
                if (!fuse_session_exited(se) && err != ENOENT)
                        perror("fuse: writing device");