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[Qemu-devel] [PATCH v3 09/10] tcg: check return value of fopen()
From: |
zhanghailiang |
Subject: |
[Qemu-devel] [PATCH v3 09/10] tcg: check return value of fopen() |
Date: |
Thu, 7 Aug 2014 16:01:51 +0800 |
From: Li Liu <address@hidden>
Give a warning message if fopen() failed to open the log file.
Signed-off-by: zhanghailiang <address@hidden>
Signed-off-by: Li Liu <address@hidden>
---
tcg/tcg.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/tcg/tcg.c b/tcg/tcg.c
index c068990..8f50d2a 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -2406,6 +2406,10 @@ static void dump_op_count(void)
int i;
FILE *f;
f = fopen("/tmp/op.log", "w");
+ if (f == NULL) {
+ fprintf(stderr, "Failed to open /tmp/op.log\n");
+ return;
+ }
for(i = INDEX_op_end; i < NB_OPS; i++) {
fprintf(f, "%s %" PRId64 "\n", tcg_op_defs[i].name,
tcg_table_op_count[i]);
}
--
1.7.12.4
- [Qemu-devel] [PATCH v3 00/10] fix three bugs about use-after-free and several api abuse, zhanghailiang, 2014/08/07
- [Qemu-devel] [PATCH v3 02/10] monitor: fix access freed memory, zhanghailiang, 2014/08/07
- [Qemu-devel] [PATCH v3 03/10] virtio-blk: fix reference a pointer which might be freed, zhanghailiang, 2014/08/07
- [Qemu-devel] [PATCH v3 10/10] block/vvfat: fix setbuf stream parameter may be NULL, zhanghailiang, 2014/08/07
- [Qemu-devel] [PATCH v3 01/10] l2cap: fix access freed memory, zhanghailiang, 2014/08/07
- [Qemu-devel] [PATCH v3 05/10] util/path: check return value of malloc(), zhanghailiang, 2014/08/07
- [Qemu-devel] [PATCH v3 09/10] tcg: check return value of fopen(),
zhanghailiang <=
- [Qemu-devel] [PATCH v3 06/10] slirp: check return value of malloc(), zhanghailiang, 2014/08/07
- [Qemu-devel] [PATCH v3 07/10] linux-user: check return value of malloc(), zhanghailiang, 2014/08/07
- [Qemu-devel] [PATCH v3 08/10] qtest: check the value returned by fopen(), zhanghailiang, 2014/08/07
- [Qemu-devel] [PATCH v3 04/10] ivshmem: check the value returned by fstat(), zhanghailiang, 2014/08/07