[dm-devel] [PATCH V2 06/14] kpartx: check return value of malloc in main func
lixiaokeng
lixiaokeng at huawei.com
Tue Sep 8 06:59:20 UTC 2020
In main func of kpartx.c, we should check return value of
malloc before using it.
V1->V2: change malloc to xmalloc
Signed-off-by: Zhiqiang Liu <liuzhiqiang26 at huawei.com>
Signed-off-by: Lixiaokeng <lixiaokeng at huawei.com>
---
kpartx/kpartx.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/kpartx/kpartx.c b/kpartx/kpartx.c
index 98f6176e..6de3c9c4 100644
--- a/kpartx/kpartx.c
+++ b/kpartx/kpartx.c
@@ -61,6 +61,9 @@ struct pt {
int ptct = 0;
int udev_sync = 1;
+extern void *
+xmalloc (size_t size);
+
static void
addpts(char *t, ptreader f)
{
@@ -383,7 +386,7 @@ main(int argc, char **argv){
mapname = device + off;
if (delim == NULL) {
- delim = malloc(DELIM_SIZE);
+ delim = xmalloc(DELIM_SIZE);
memset(delim, 0, DELIM_SIZE);
set_delimiter(mapname, delim);
}
--
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