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authorZeex <zeex@rocketmail.com>2020-11-01 12:39:32 +0600
committerZeex <zeex@rocketmail.com>2020-11-01 12:39:32 +0600
commit89f9730f2b90e12b52fb59589e02400999643b8c (patch)
treefbfbbdd2663327a8422557f0c16b4e40e2c7e84c
parent0a60c318843fa88a94adb50acf457f17a05aff25 (diff)
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Fix possible NULL dereference
-rw-r--r--subhook_x86.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/subhook_x86.c b/subhook_x86.c
index a6eb8bb..6256ebb 100644
--- a/subhook_x86.c
+++ b/subhook_x86.c
@@ -458,18 +458,16 @@ SUBHOOK_EXPORT subhook_t SUBHOOK_API subhook_new(void *src,
subhook_t hook;
int result;
- hook = malloc(sizeof(*hook));
+ hook = calloc(1, sizeof(*hook));
if (hook == NULL) {
return NULL;
}
- hook->installed = 0;
hook->src = src;
hook->dst = dst;
hook->flags = flags;
hook->jmp_size = subhook_get_jmp_size(hook->flags);
hook->trampoline_size = hook->jmp_size * 2 + MAX_INSN_LEN;
- hook->trampoline_len = 0;
hook->code = malloc(hook->jmp_size);
if (hook->code == NULL) {