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[Qemu-trivial] [PATCH] gdbstub: Fix GDBRegisterState memory leak and use


From: Stefan Weil
Subject: [Qemu-trivial] [PATCH] gdbstub: Fix GDBRegisterState memory leak and use g_new0 to allocate it
Date: Thu, 17 Nov 2011 19:22:58 +0100

cppcheck reported a memory leak which is fixed here.

I also replaced the corresponding g_malloc0 by g_new0 because
that helps reviewers, and it is required by latest recommendations
anyway.

Signed-off-by: Stefan Weil <address@hidden>
---
 gdbstub.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/gdbstub.c b/gdbstub.c
index a25f404..031a240 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -1781,7 +1781,7 @@ void gdb_register_coprocessor(CPUState * env,
     GDBRegisterState **p;
     static int last_reg = NUM_CORE_REGS;
 
-    s = (GDBRegisterState *)g_malloc0(sizeof(GDBRegisterState));
+    s = g_new0(GDBRegisterState, 1);
     s->base_reg = last_reg;
     s->num_regs = num_regs;
     s->get_reg = get_reg;
@@ -1790,8 +1790,10 @@ void gdb_register_coprocessor(CPUState * env,
     p = &env->gdb_regs;
     while (*p) {
         /* Check for duplicates.  */
-        if (strcmp((*p)->xml, xml) == 0)
+        if (strcmp((*p)->xml, xml) == 0) {
+            g_free(s);
             return;
+        }
         p = &(*p)->next;
     }
     /* Add to end of list.  */
-- 
1.7.2.5




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