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authorNicholas Bellinger <nab@linux-iscsi.org>2011-12-06 05:24:19 +0000
committerNicholas Bellinger <nab@linux-iscsi.org>2011-12-06 06:00:59 +0000
commitddca8f3ed36c5d25363dab6762829868af09cb02 (patch)
treea954dea7351e0f36fa2872ad39b9c4ea5f2cc5d8 /drivers/target
parentc638830d040696ff2bae07785fd4277e7e3fe7c4 (diff)
downloadop-kernel-dev-ddca8f3ed36c5d25363dab6762829868af09cb02.zip
op-kernel-dev-ddca8f3ed36c5d25363dab6762829868af09cb02.tar.gz
iscsi-target: Fix hex2bin warn_unused compile message
Fix the following compile warning with hex2bin() usage: drivers/target/iscsi/iscsi_target_auth.c: In function ‘chap_string_to_hex’: drivers/target/iscsi/iscsi_target_auth.c:35: warning: ignoring return value of ‘hex2bin’, declared with attribute warn_unused_result Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target')
-rw-r--r--drivers/target/iscsi/iscsi_target_auth.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/target/iscsi/iscsi_target_auth.c b/drivers/target/iscsi/iscsi_target_auth.c
index beb3946..1cd6ce3 100644
--- a/drivers/target/iscsi/iscsi_target_auth.c
+++ b/drivers/target/iscsi/iscsi_target_auth.c
@@ -30,9 +30,11 @@
static int chap_string_to_hex(unsigned char *dst, unsigned char *src, int len)
{
- int j = DIV_ROUND_UP(len, 2);
+ int j = DIV_ROUND_UP(len, 2), rc;
- hex2bin(dst, src, j);
+ rc = hex2bin(dst, src, j);
+ if (rc < 0)
+ pr_debug("CHAP string contains non hex digit symbols\n");
dst[j] = '\0';
return j;
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