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From: Stefan Weil <weil@mail.berlios.de>
To: QEMU Developers <qemu-devel@nongnu.org>
Cc: Blue Swirl <blauwirbel@gmail.com>
Subject: [Qemu-devel] [PATCH] bsd-user: Fix possible memory leaks
Date: Sun, 16 Jan 2011 13:56:25 +0100	[thread overview]
Message-ID: <1295182585-4323-1-git-send-email-weil@mail.berlios.de> (raw)

These errors were reported by cppcheck:

bsd-user/elfload.c:1076: error: Memory leak: s
bsd-user/elfload.c:1079: error: Memory leak: syms

Cc: Blue Swirl <blauwirbel@gmail.com>
Signed-off-by: Stefan Weil <weil@mail.berlios.de>
---
 bsd-user/elfload.c |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/bsd-user/elfload.c b/bsd-user/elfload.c
index 7374912..313ddc6 100644
--- a/bsd-user/elfload.c
+++ b/bsd-user/elfload.c
@@ -1072,11 +1072,16 @@ static void load_symbols(struct elfhdr *hdr, int fd)
     /* Now know where the strtab and symtab are.  Snarf them. */
     s = malloc(sizeof(*s));
     syms = malloc(symtab.sh_size);
-    if (!syms)
+    if (!syms) {
+        free(s);
         return;
+    }
     s->disas_strtab = strings = malloc(strtab.sh_size);
-    if (!s->disas_strtab)
+    if (!s->disas_strtab) {
+        free(s);
+        free(syms);
         return;
+    }
 
     lseek(fd, symtab.sh_offset, SEEK_SET);
     if (read(fd, syms, symtab.sh_size) != symtab.sh_size)
-- 
1.7.2.3

             reply	other threads:[~2011-01-16 12:56 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-16 12:56 Stefan Weil [this message]
2011-01-16 13:09 ` [Qemu-devel] Re: [PATCH] bsd-user: Fix possible memory leaks Blue Swirl
2011-01-16 14:07 ` [Qemu-devel] " Peter Maydell
2011-01-16 15:27   ` Stefan Weil
2011-01-16 15:28     ` [Qemu-devel] [PATCH v2] bsd-user: Fix possible memory leaks and wrong realloc call Stefan Weil
2011-01-17 20:24       ` [Qemu-devel] " Blue Swirl

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