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authorColin Ian King <colin.king@canonical.com>2019-03-20 19:37:09 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2019-03-21 03:33:06 +0300
commitee26724af6c71a9db786c5809395b4853edd4d54 (patch)
tree74b430776e0e9c61150fa98358e68f2b0a6a7eab /drivers/target/target_core_configfs.c
parent1943edacef8966e24fc66d8cbe6347fe8b10ff80 (diff)
downloadlinux-ee26724af6c71a9db786c5809395b4853edd4d54.tar.xz
scsi: target: fix unsigned comparision with less than zero
Currently an error return is being assigned to an unsigned size_t varianle and then checked if the result is less than zero which will always be false. Fix this by making ret ssize_t rather than a size_t. Fixes: 0322913cab79 ("scsi: target: Add device product id and revision configfs attributes") Signed-off-by: Colin Ian King <colin.king@canonical.com> Reviewed-by: Mike Christie <mchristi@redhat.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/target/target_core_configfs.c')
-rw-r--r--drivers/target/target_core_configfs.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c
index 8f3faef235b5..3fe79875b3ac 100644
--- a/drivers/target/target_core_configfs.c
+++ b/drivers/target/target_core_configfs.c
@@ -1267,7 +1267,8 @@ static ssize_t target_wwn_vendor_id_store(struct config_item *item,
/* +2 to allow for a trailing (stripped) '\n' and null-terminator */
unsigned char buf[INQUIRY_VENDOR_LEN + 2];
char *stripped = NULL;
- size_t len, ret;
+ size_t len;
+ ssize_t ret;
len = strlcpy(buf, page, sizeof(buf));
if (len < sizeof(buf)) {
@@ -1322,7 +1323,8 @@ static ssize_t target_wwn_product_id_store(struct config_item *item,
/* +2 to allow for a trailing (stripped) '\n' and null-terminator */
unsigned char buf[INQUIRY_MODEL_LEN + 2];
char *stripped = NULL;
- size_t len, ret;
+ size_t len;
+ ssize_t ret;
len = strlcpy(buf, page, sizeof(buf));
if (len < sizeof(buf)) {
@@ -1377,7 +1379,8 @@ static ssize_t target_wwn_revision_store(struct config_item *item,
/* +2 to allow for a trailing (stripped) '\n' and null-terminator */
unsigned char buf[INQUIRY_REVISION_LEN + 2];
char *stripped = NULL;
- size_t len, ret;
+ size_t len;
+ ssize_t ret;
len = strlcpy(buf, page, sizeof(buf));
if (len < sizeof(buf)) {