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authorTakashi Iwai <tiwai@suse.de>2016-05-16 14:59:00 +0200
committerTakashi Iwai <tiwai@suse.de>2016-05-16 14:59:00 +0200
commita158f2b79ff1948c864a38296ea4249f7296362b (patch)
treee62d50376d29a63814cf9d26cbd4c522f6f9271a /fs/udf/unicode.c
parent581abbaa03367f0b1327521f30bd2b69b8075b2f (diff)
parent515511a7920c69aebf7f5fef0cb8e1df6767f34c (diff)
Merge tag 'asoc-v4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Updates for v4.7 The updates this time around are almost all driver code: - Further slow progress on the topology code. - Substantial updates and improvements for the da7219, es8328, fsl-ssi Intel and rcar drivers.
Diffstat (limited to 'fs/udf/unicode.c')
-rw-r--r--fs/udf/unicode.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/fs/udf/unicode.c b/fs/udf/unicode.c
index 3ff42f4437f3..695389a4fc23 100644
--- a/fs/udf/unicode.c
+++ b/fs/udf/unicode.c
@@ -335,9 +335,21 @@ try_again:
return u_len;
}
-int udf_CS0toUTF8(uint8_t *utf_o, int o_len, const uint8_t *ocu_i, int i_len)
+int udf_dstrCS0toUTF8(uint8_t *utf_o, int o_len,
+ const uint8_t *ocu_i, int i_len)
{
- return udf_name_from_CS0(utf_o, o_len, ocu_i, i_len,
+ int s_len = 0;
+
+ if (i_len > 0) {
+ s_len = ocu_i[i_len - 1];
+ if (s_len >= i_len) {
+ pr_err("incorrect dstring lengths (%d/%d)\n",
+ s_len, i_len);
+ return -EINVAL;
+ }
+ }
+
+ return udf_name_from_CS0(utf_o, o_len, ocu_i, s_len,
udf_uni2char_utf8, 0);
}