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[Acl-devel] [PATCH] libattr: fix memory leak in attr_copy_action()


From: Brandon Philips
Subject: [Acl-devel] [PATCH] libattr: fix memory leak in attr_copy_action()
Date: Thu, 17 Dec 2009 17:28:35 -0800

stanse found that attr_copy_action returns before freeing the memory
allocated for text.

Move fopen() above the malloc so this is not a problem.

Fixes this bug:
 https://bugzilla.novell.com/show_bug.cgi?id=564735

Signed-off-by: Brandon Philips <address@hidden>
---
 libattr/attr_copy_action.c |   11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/libattr/attr_copy_action.c b/libattr/attr_copy_action.c
index 0d7aca5..dc94224 100644
--- a/libattr/attr_copy_action.c
+++ b/libattr/attr_copy_action.c
@@ -53,7 +53,7 @@ free_attr_actions(void)
 static int
 attr_parse_attr_conf(struct error_context *ctx)
 {
-       char *text, *t;
+       char *text = NULL, *t;
        size_t size_guess = 4096, len;
        FILE *file;
        char *pattern = NULL;
@@ -64,15 +64,16 @@ attr_parse_attr_conf(struct error_context *ctx)
                return 0;
 
 repeat:
-       text = malloc(size_guess + 1);
-       if (!text)
-               goto fail;
-
        if ((file = fopen(ATTR_CONF, "r")) == NULL) {
                if (errno == ENOENT)
                        return 0;
                goto fail;
        }
+
+       text = malloc(size_guess + 1);
+       if (!text)
+               goto fail;
+
        len = fread(text, 1, size_guess, file);
        if (ferror(file))
                goto fail;
-- 
1.6.4.2





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