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* [PATCH] unlzo: fix input buffer free
@ 2012-01-23 13:26 Jan Beulich
  2012-01-23 13:38 ` Keir Fraser
  0 siblings, 1 reply; 2+ messages in thread
From: Jan Beulich @ 2012-01-23 13:26 UTC (permalink / raw)
  To: xen-devel@lists.xensource.com; +Cc: s.hauer

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unlzo modifies the pointer to in_buf, so we have to free the original
buffer, not the modified pointer.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Jan Beulich <jbeulich@suse.com>

--- a/xen/common/unlzo.c
+++ b/xen/common/unlzo.c
@@ -254,7 +254,7 @@ STATIC int INIT unlzo(u8 *input, unsigne
 	ret = 0;
 exit_2:
 	if (!input)
-		free(in_buf);
+		free(in_buf_save);
 exit_1:
 	if (!output)
 		free(out_buf);




[-- Attachment #2: unlzo-free-input-buffer.patch --]
[-- Type: text/plain, Size: 481 bytes --]

unlzo: fix input buffer free

unlzo modifies the pointer to in_buf, so we have to free the original
buffer, not the modified pointer.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Jan Beulich <jbeulich@suse.com>

--- a/xen/common/unlzo.c
+++ b/xen/common/unlzo.c
@@ -254,7 +254,7 @@ STATIC int INIT unlzo(u8 *input, unsigne
 	ret = 0;
 exit_2:
 	if (!input)
-		free(in_buf);
+		free(in_buf_save);
 exit_1:
 	if (!output)
 		free(out_buf);

[-- Attachment #3: Type: text/plain, Size: 138 bytes --]

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2012-01-23 13:26 [PATCH] unlzo: fix input buffer free Jan Beulich
2012-01-23 13:38 ` Keir Fraser

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