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| author | Ilya Yanok <yanok@emcraft.com> | 2009-08-12 16:42:48 +0400 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2009-08-18 21:30:58 +0200 |
| commit | b644006e1a7baa227aedc606ecdf0bb5eeb24cab (patch) | |
| tree | 05c8d9f1d0a2c1bbe5135d841be32e87a7e8989a /fs/jffs2 | |
| parent | 7ff66bb0be80cadd681be22a72e5eb02ee14c878 (diff) | |
| download | u-boot-imx-b644006e1a7baa227aedc606ecdf0bb5eeb24cab.zip u-boot-imx-b644006e1a7baa227aedc606ecdf0bb5eeb24cab.tar.gz u-boot-imx-b644006e1a7baa227aedc606ecdf0bb5eeb24cab.tar.bz2 | |
jffs2: clean the cache in case of malloc fails in build_lists
We should call jffs2_clean_cache() if we return from jffs2_build_lists()
with an error to prevent usage of incomplete lists. Also we should
free() a local buffer to prevent memory leaks.
Signed-off-by: Ilya Yanok <yanok@emcraft.com>
Diffstat (limited to 'fs/jffs2')
| -rw-r--r-- | fs/jffs2/jffs2_1pass.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/fs/jffs2/jffs2_1pass.c b/fs/jffs2/jffs2_1pass.c index 8c9e2eb..b61a6f9 100644 --- a/fs/jffs2/jffs2_1pass.c +++ b/fs/jffs2/jffs2_1pass.c @@ -1457,6 +1457,8 @@ jffs2_1pass_build_lists(struct part_info * part) if (!sumptr) { putstr("Can't get memory for summary " "node!\n"); + free(buf); + jffs2_free_cache(part); return 0; } memcpy(sumptr + sumlen - buf_len, buf + @@ -1478,8 +1480,11 @@ jffs2_1pass_build_lists(struct part_info * part) if (buf_size && sumlen > buf_size) free(sumptr); - if (ret < 0) + if (ret < 0) { + free(buf); + jffs2_free_cache(part); return 0; + } if (ret) continue; @@ -1592,8 +1597,11 @@ jffs2_1pass_build_lists(struct part_info * part) break; if (insert_node(&pL->frag, (u32) part->offset + - ofs) == NULL) + ofs) == NULL) { + free(buf); + jffs2_free_cache(part); return 0; + } if (max_totlen < node->totlen) max_totlen = node->totlen; break; @@ -1619,8 +1627,11 @@ jffs2_1pass_build_lists(struct part_info * part) if (! (counterN%100)) puts ("\b\b. "); if (insert_node(&pL->dir, (u32) part->offset + - ofs) == NULL) + ofs) == NULL) { + free(buf); + jffs2_free_cache(part); return 0; + } if (max_totlen < node->totlen) max_totlen = node->totlen; counterN++; |