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[SCM] GNU Mailutils branch, master, updated. release-2.2-754-gc0920d6
From: |
Sergey Poznyakoff |
Subject: |
[SCM] GNU Mailutils branch, master, updated. release-2.2-754-gc0920d6 |
Date: |
Mon, 4 Jul 2016 09:20:05 +0000 (UTC) |
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http://git.savannah.gnu.org/cgit/mailutils.git/commit/?id=c0920d67832b696e263bf20091b0652fe52491aa
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- Log -----------------------------------------------------------------
commit c0920d67832b696e263bf20091b0652fe52491aa
Author: Sergey Poznyakoff <address@hidden>
Date: Mon Jul 4 12:16:43 2016 +0300
Fix memory allocation in libmu_imap
* libproto/imap/tag.c (_mu_imap_tag_incr): Fix size calculation when
reallocating tag_buf
(_mu_imap_tag_clr): Re-initialize members on error.
-----------------------------------------------------------------------
Summary of changes:
libproto/imap/tag.c | 13 ++++++++++---
1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/libproto/imap/tag.c b/libproto/imap/tag.c
index 2f4f794..73a0eda 100644
--- a/libproto/imap/tag.c
+++ b/libproto/imap/tag.c
@@ -35,11 +35,13 @@ _mu_imap_tag_incr (mu_imap_t imap)
if (++i == imap->tag_len)
{
char *sp;
- int *np = realloc (imap->tag_buf, imap->tag_len + 1);
+ int *np = realloc (imap->tag_buf,
+ (imap->tag_len + 1) * sizeof imap->tag_buf[0]);
if (!np)
return ENOMEM;
imap->tag_buf = np;
- sp = realloc (imap->tag_str, imap->tag_len + 2);
+ sp = realloc (imap->tag_str,
+ (imap->tag_len + 2) * sizeof imap->tag_str[0]);
if (!sp)
return ENOMEM;
imap->tag_str = sp;
@@ -69,11 +71,16 @@ _mu_imap_tag_clr (mu_imap_t imap)
imap->tag_len = 2;
imap->tag_buf = calloc (imap->tag_len, sizeof (imap->tag_buf[0]));
if (!imap->tag_buf)
- return ENOMEM;
+ {
+ imap->tag_len = 0;
+ return ENOMEM;
+ }
imap->tag_str = calloc (imap->tag_len + 1, sizeof (imap->tag_str[0]));
if (!imap->tag_str)
{
free (imap->tag_buf);
+ imap->tag_buf = NULL;
+ imap->tag_len = 0;
return ENOMEM;
}
}
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