Staging: lustre: lnet: Remove explicit NULL comparision

Replaced explicit NULL comparision with its simplier form.
Found using coccinelle:

@replace_rule@
expression e;
@@

-e == NULL
+ !e

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/lustre/lnet/lnet/lib-md.c b/drivers/staging/lustre/lnet/lnet/lib-md.c
index 758f5bedef7e8a993924702da9a85959af8e9d57..b3d8364b07bae9cbdec4a3d133af6d0660a017b2 100644 (file)
--- a/drivers/staging/lustre/lnet/lnet/lib-md.c
+++ b/drivers/staging/lustre/lnet/lnet/lib-md.c
@@ -184,7 +184,7 @@ lnet_md_link(lnet_libmd_t *md, lnet_handle_eq_t eq_handle, int cpt)
        if (!LNetHandleIsInvalid(eq_handle)) {
                md->md_eq = lnet_handle2eq(&eq_handle);
 
-               if (md->md_eq == NULL)
+               if (!md->md_eq)
                        return -ENOENT;
 
                (*md->md_eq->eq_refs[cpt])++;
@@ -221,7 +221,7 @@ lnet_md_deconstruct(lnet_libmd_t *lmd, lnet_md_t *umd)
 static int
 lnet_md_validate(lnet_md_t *umd)
 {
-       if (umd->start == NULL && umd->length != 0) {
+       if (!umd->start && umd->length != 0) {
                CERROR("MD start pointer can not be NULL with length %u\n",
                       umd->length);
                return -EINVAL;
@@ -285,7 +285,7 @@ LNetMDAttach(lnet_handle_me_t meh, lnet_md_t umd,
        }
 
        md = lnet_md_alloc(&umd);
-       if (md == NULL)
+       if (!md)
                return -ENOMEM;
 
        rc = lnet_md_build(md, &umd, unlink);
@@ -296,7 +296,7 @@ LNetMDAttach(lnet_handle_me_t meh, lnet_md_t umd,
                goto failed;
 
        me = lnet_handle2me(&meh);
-       if (me == NULL)
+       if (!me)
                rc = -ENOENT;
        else if (me->me_md != NULL)
                rc = -EBUSY;
@@ -362,7 +362,7 @@ LNetMDBind(lnet_md_t umd, lnet_unlink_t unlink, lnet_handle_md_t *handle)
        }
 
        md = lnet_md_alloc(&umd);
-       if (md == NULL)
+       if (!md)
                return -ENOMEM;
 
        rc = lnet_md_build(md, &umd, unlink);
@@ -432,7 +432,7 @@ LNetMDUnlink(lnet_handle_md_t mdh)
        lnet_res_lock(cpt);
 
        md = lnet_handle2md(&mdh);
-       if (md == NULL) {
+       if (!md) {
                lnet_res_unlock(cpt);
                return -ENOENT;
        }