qemu-devel
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [PATCH v3 15/54] tests/qtest: pflash-cfi02-test: Avoid using hardcod


From: Marc-André Lureau
Subject: Re: [PATCH v3 15/54] tests/qtest: pflash-cfi02-test: Avoid using hardcoded /tmp
Date: Mon, 26 Sep 2022 17:18:21 +0400



On Sun, Sep 25, 2022 at 4:04 PM Bin Meng <bmeng.cn@gmail.com> wrote:
From: Bin Meng <bin.meng@windriver.com>

This case was written to use hardcoded /tmp directory for temporary
files. Update to use g_file_open_tmp() for a portable implementation.

Signed-off-by: Bin Meng <bin.meng@windriver.com>


 
---

Changes in v3:
- Split to a separate patch

 tests/qtest/pflash-cfi02-test.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/tests/qtest/pflash-cfi02-test.c b/tests/qtest/pflash-cfi02-test.c
index 7fce614b64..55890b7d95 100644
--- a/tests/qtest/pflash-cfi02-test.c
+++ b/tests/qtest/pflash-cfi02-test.c
@@ -56,7 +56,7 @@ typedef struct {
     QTestState *qtest;
 } FlashConfig;

-static char image_path[] = "/tmp/qtest.XXXXXX";
+static char *image_path;

 /*
  * The pflash implementation allows some parameters to be unspecified. We want
@@ -608,6 +608,7 @@ static void test_cfi_in_autoselect(const void *opaque)
 static void cleanup(void *opaque)
 {
     unlink(image_path);
+    g_free(image_path);
 }

 /*
@@ -635,16 +636,17 @@ static const FlashConfig configuration[] = {

 int main(int argc, char **argv)
 {
-    int fd = mkstemp(image_path);
+    int fd = g_file_open_tmp("qtest.XXXXXX", &image_path, NULL);
     if (fd == -1) {
         g_printerr("Failed to create temporary file %s: %s\n", image_path,
                    strerror(errno));

You need to update error reporting using GError error argument.
+        g_free(image_path);

No, image_path is likely still uninitialized here.

The easiest is probably to replace the whole block with a g_assert_no_error(err).

         exit(EXIT_FAILURE);
     }
     if (ftruncate(fd, UNIFORM_FLASH_SIZE) < 0) {
         int error_code = errno;
         close(fd);
-        unlink(image_path);
+        cleanup(NULL);
         g_printerr("Failed to truncate file %s to %u MB: %s\n", image_path,
                    UNIFORM_FLASH_SIZE, strerror(error_code));
         exit(EXIT_FAILURE);
--
2.34.1




--
Marc-André Lureau

reply via email to

[Prev in Thread] Current Thread [Next in Thread]