[PATCH] test/cfgfile: add check for file removal

[Stephen Hemminger]

The test makes temporary files for parsing and then cleans up.
It was not checking the return value from the remove step
which makes Coverity unhappy.

Coverity ID: 451207
Coverity ID: 451209
Coverity ID: 451212
Coverity ID: 451213
Coverity ID: 451215
Coverity ID: 451217
Coverity ID: 451222
Coverity ID: 451225

Fixes: be22019a58c4 ("test: restore cfgfile tests")

Signed-off-by: Stephen Hemminger <step...@networkplumber.org>
---
 app/test/test_cfgfile.c | 41 ++++++++++++++++++++++++++++++-----------
 1 file changed, 30 insertions(+), 11 deletions(-)

diff --git a/app/test/test_cfgfile.c b/app/test/test_cfgfile.c
index 8146435033..b189d9d7a5 100644
--- a/app/test/test_cfgfile.c
+++ b/app/test/test_cfgfile.c
@@ -108,7 +108,8 @@ test_cfgfile_sample1(void)
        ret = rte_cfgfile_close(cfgfile);
        TEST_ASSERT_SUCCESS(ret, "Failed to close cfgfile");
 
-       remove(filename);
+       ret = remove(filename);
+       TEST_ASSERT_SUCCESS(ret, "Failed to remove file");
 
        return 0;
 }
@@ -137,7 +138,8 @@ test_cfgfile_sample2(void)
        ret = rte_cfgfile_close(cfgfile);
        TEST_ASSERT_SUCCESS(ret, "Failed to close cfgfile");
 
-       remove(filename);
+       ret = remove(filename);
+       TEST_ASSERT_SUCCESS(ret, "Failed to remove file");
 
        return 0;
 }
@@ -173,7 +175,8 @@ test_cfgfile_realloc_sections(void)
        TEST_ASSERT(strcmp("value8_section9", value) == 0,
                    "key unexpected value: %s", value);
 
-       remove(filename);
+       ret = remove(filename);
+       TEST_ASSERT_SUCCESS(ret, "Failed to remove file");
 
        char tmp[PATH_MAX] = "/tmp/";
 #ifdef RTE_EXEC_ENV_WINDOWS
@@ -184,7 +187,9 @@ test_cfgfile_realloc_sections(void)
 
        ret = rte_cfgfile_save(cfgfile, filename);
        TEST_ASSERT_SUCCESS(ret, "Failed to save to %s", filename);
-       remove(filename);
+
+       ret = remove(filename);
+       TEST_ASSERT_SUCCESS(ret, "Failed to remove file");
 
        ret = rte_cfgfile_close(cfgfile);
        TEST_ASSERT_SUCCESS(ret, "Failed to close cfgfile");
@@ -205,7 +210,9 @@ test_cfgfile_invalid_section_header(void)
        cfgfile = rte_cfgfile_load(filename, 0);
        TEST_ASSERT_NULL(cfgfile, "Expected failure did not occur");
 
-       remove(filename);
+       ret = remove(filename);
+       TEST_ASSERT_SUCCESS(ret, "Failed to remove file");
+
        return 0;
 }
 
@@ -227,7 +234,9 @@ test_cfgfile_invalid_comment(void)
        cfgfile = rte_cfgfile_load_with_params(filename, 0, &params);
        TEST_ASSERT_NULL(cfgfile, "Expected failure did not occur");
 
-       remove(filename);
+       ret = remove(filename);
+       TEST_ASSERT_SUCCESS(ret, "Failed to remove file");
+
        return 0;
 }
 
@@ -244,7 +253,9 @@ test_cfgfile_invalid_key_value_pair(void)
        cfgfile = rte_cfgfile_load(filename, 0);
        TEST_ASSERT_NULL(cfgfile, "Expected failure did not occur");
 
-       remove(filename);
+       ret = remove(filename);
+       TEST_ASSERT_SUCCESS(ret, "Failed to remove file");
+
        return 0;
 }
 
@@ -277,7 +288,9 @@ test_cfgfile_empty_key_value_pair(void)
        ret = rte_cfgfile_close(cfgfile);
        TEST_ASSERT_SUCCESS(ret, "Failed to close cfgfile");
 
-       remove(filename);
+       ret = remove(filename);
+       TEST_ASSERT_SUCCESS(ret, "Failed to remove file");
+
        return 0;
 }
 
@@ -294,7 +307,9 @@ test_cfgfile_missing_section(void)
        cfgfile = rte_cfgfile_load(filename, 0);
        TEST_ASSERT_NULL(cfgfile, "Expected failure did not occur");
 
-       remove(filename);
+       ret = remove(filename);
+       TEST_ASSERT_SUCCESS(ret, "Failed to remove file");
+
        return 0;
 }
 
@@ -328,7 +343,9 @@ test_cfgfile_global_properties(void)
        ret = rte_cfgfile_close(cfgfile);
        TEST_ASSERT_SUCCESS(ret, "Failed to close cfgfile");
 
-       remove(filename);
+       ret = remove(filename);
+       TEST_ASSERT_SUCCESS(ret, "Failed to remove file");
+
        return 0;
 }
 
@@ -351,7 +368,9 @@ test_cfgfile_empty_file(void)
        ret = rte_cfgfile_close(cfgfile);
        TEST_ASSERT_SUCCESS(ret, "Failed to close cfgfile");
 
-       remove(filename);
+       ret = remove(filename);
+       TEST_ASSERT_SUCCESS(ret, "Failed to remove file");
+
        return 0;
 }
 
-- 
2.45.2