staging: lustre: obdclass: fix comparison between signed and unsigned

Make lu_buf->lb_len unsigned.

Signed-off-by: Dmitry Eremin <dmitry.eremin@intel.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-5417
Reviewed-on: http://review.whamcloud.com/11281
Reviewed-by: Fan Yong <fan.yong@intel.com>
Reviewed-by: John L. Hammond <john.hammond@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/lustre/lustre/include/lu_object.h b/drivers/staging/lustre/lustre/include/lu_object.h
index fe40b42..66ab98a 100644 (file)
--- a/drivers/staging/lustre/lustre/include/lu_object.h
+++ b/drivers/staging/lustre/lustre/include/lu_object.h
@@ -1290,7 +1290,7 @@ static inline bool lu_name_is_valid_2(const char *name, size_t name_len)
  */
 struct lu_buf {
        void   *lb_buf;
-       ssize_t lb_len;
+       size_t  lb_len;
 };
 
 #define DLUBUF "(%p %zu)"

diff --git a/drivers/staging/lustre/lustre/obdclass/lu_object.c b/drivers/staging/lustre/lustre/obdclass/lu_object.c
index b6fd9af..44a854c 100644 (file)
--- a/drivers/staging/lustre/lustre/obdclass/lu_object.c
+++ b/drivers/staging/lustre/lustre/obdclass/lu_object.c
@@ -341,7 +341,7 @@ int lu_site_purge(const struct lu_env *env, struct lu_site *s, int nr)
        int                   start;
        int                   count;
        int                   bnr;
-       int                   i;
+       unsigned int i;
 
        if (OBD_FAIL_CHECK(OBD_FAIL_OBD_NO_LRU))
                return 0;
@@ -869,11 +869,11 @@ EXPORT_SYMBOL(lu_site_print);
 /**
  * Return desired hash table order.
  */
-static int lu_htable_order(struct lu_device *top)
+static unsigned int lu_htable_order(struct lu_device *top)
 {
        unsigned long bits_max = LU_SITE_BITS_MAX;
        unsigned long cache_size;
-       int bits;
+       unsigned int bits;
 
        /*
         * Calculate hash table size, assuming that we want reasonable
@@ -1325,7 +1325,7 @@ static unsigned key_set_version;
 int lu_context_key_register(struct lu_context_key *key)
 {
        int result;
-       int i;
+       unsigned int i;
 
        LASSERT(key->lct_init);
        LASSERT(key->lct_fini);
@@ -1531,7 +1531,7 @@ EXPORT_SYMBOL(lu_context_key_revive);
 
 static void keys_fini(struct lu_context *ctx)
 {
-       int     i;
+       unsigned int i;
 
        if (!ctx->lc_value)
                return;
@@ -1545,7 +1545,7 @@ static void keys_fini(struct lu_context *ctx)
 
 static int keys_fill(struct lu_context *ctx)
 {
-       int i;
+       unsigned int i;
 
        LINVRNT(ctx->lc_value);
        for (i = 0; i < ARRAY_SIZE(lu_keys); ++i) {
@@ -1658,7 +1658,7 @@ EXPORT_SYMBOL(lu_context_enter);
  */
 void lu_context_exit(struct lu_context *ctx)
 {
-       int i;
+       unsigned int i;
 
        LINVRNT(ctx->lc_state == LCS_ENTERED);
        ctx->lc_state = LCS_LEFT;
@@ -1740,7 +1740,7 @@ static void lu_site_stats_get(struct cfs_hash *hs,
                              struct lu_site_stats *stats, int populated)
 {
        struct cfs_hash_bd bd;
-       int        i;
+       unsigned int i;
 
        cfs_hash_for_each_bucket(hs, &bd, i) {
                struct lu_site_bkt_data *bkt = cfs_hash_bd_extra_get(hs, &bd);