[PATCH] selftests/bpf: Removed redundant fd after close in bpf_prog_load_log_buf

[Zhu Jun]

Removed unnecessary `fd = -1` assignments after closing file descriptors.
because it will be assigned by the function bpf_prog_load().This improves
code readability and removes redundant operations.

Signed-off-by: Zhu Jun <zhuj...@cmss.chinamobile.com>
---
 tools/testing/selftests/bpf/prog_tests/log_buf.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/tools/testing/selftests/bpf/prog_tests/log_buf.c 
b/tools/testing/selftests/bpf/prog_tests/log_buf.c
index 27676a04d0b6..169ce689b97c 100644
--- a/tools/testing/selftests/bpf/prog_tests/log_buf.c
+++ b/tools/testing/selftests/bpf/prog_tests/log_buf.c
@@ -169,7 +169,6 @@ static void bpf_prog_load_log_buf(void)
        ASSERT_GE(fd, 0, "good_fd1");
        if (fd >= 0)
                close(fd);
-       fd = -1;
 
        /* log_level == 2 should always fill log_buf, even for good prog */
        log_buf[0] = '\0';
@@ -180,7 +179,6 @@ static void bpf_prog_load_log_buf(void)
        ASSERT_GE(fd, 0, "good_fd2");
        if (fd >= 0)
                close(fd);
-       fd = -1;
 
        /* log_level == 0 should fill log_buf for bad prog */
        log_buf[0] = '\0';
@@ -191,7 +189,6 @@ static void bpf_prog_load_log_buf(void)
        ASSERT_LT(fd, 0, "bad_fd");
        if (fd >= 0)
                close(fd);
-       fd = -1;
 
        free(log_buf);
 }
-- 
2.17.1