From 3344d1a728d37f0fb3e82a6a945eee0c780eb734 Mon Sep 17 00:00:00 2001
From: Chernov Dmitriy <cd_work@mail.ru>
Date: 周三, 02 3月 2016 21:29:32 +0800
Subject: [PATCH] Fix potential memory leak. #73
---
libscpi/src/utils.c | 9 ++++++---
1 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/libscpi/src/utils.c b/libscpi/src/utils.c
index b2b9e03..01562c7 100644
--- a/libscpi/src/utils.c
+++ b/libscpi/src/utils.c
@@ -768,11 +768,14 @@
return NULL;
}
- size_t len=strlen(s);
- if( ( len == 0 ) || ( len > heap->count ) ){
+ if( *s == '\0' ){
return NULL;
}
- len++; // additional '\0' at end
+
+ size_t len=strlen(s) + 1; // additional '\0' at end
+ if( len > heap->count ) {
+ return NULL;
+ }
char * ptrs = s;
char * head = &heap->data[heap->wr];
size_t rem = heap->size - (&heap->data[heap->wr]-heap->data);
--
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