Staging: lustre: libcfs: libcfs_mem.c: Remove explicit NULL comparison

Remove explicit NULL comparison and write it in its simpler form.
Replacement done with coccinelle:

@replace_rule@
expression e;
@@

-e == NULL
+ !e

Signed-off-by: Shraddha Barke <shraddha.6596@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/lustre/lustre/libcfs/libcfs_mem.c b/drivers/staging/lustre/lustre/libcfs/libcfs_mem.c
index 1debdda72e727c9fd10187c43f377df3860a9f43..f4e08daba4d9bd3238efadb27d38319f017f4f6d 100644 (file)
--- a/drivers/staging/lustre/lustre/libcfs/libcfs_mem.c
+++ b/drivers/staging/lustre/lustre/libcfs/libcfs_mem.c
@@ -84,7 +84,7 @@ cfs_percpt_alloc(struct cfs_cpt_table *cptab, unsigned int size)
        count = cfs_cpt_number(cptab);
 
        LIBCFS_ALLOC(arr, offsetof(struct cfs_var_array, va_ptrs[count]));
-       if (arr == NULL)
+       if (!arr)
                return NULL;
 
        arr->va_size    = size = L1_CACHE_ALIGN(size);
@@ -93,7 +93,7 @@ cfs_percpt_alloc(struct cfs_cpt_table *cptab, unsigned int size)
 
        for (i = 0; i < count; i++) {
                LIBCFS_CPT_ALLOC(arr->va_ptrs[i], cptab, i, size);
-               if (arr->va_ptrs[i] == NULL) {
+               if (!arr->va_ptrs[i]) {
                        cfs_percpt_free((void *)&arr->va_ptrs[0]);
                        return NULL;
                }
@@ -160,7 +160,7 @@ cfs_array_free(void *vars)
        arr = container_of(vars, struct cfs_var_array, va_ptrs[0]);
 
        for (i = 0; i < arr->va_count; i++) {
-               if (arr->va_ptrs[i] == NULL)
+               if (!arr->va_ptrs[i])
                        continue;
 
                LIBCFS_FREE(arr->va_ptrs[i], arr->va_size);
@@ -182,7 +182,7 @@ cfs_array_alloc(int count, unsigned int size)
        int                     i;
 
        LIBCFS_ALLOC(arr, offsetof(struct cfs_var_array, va_ptrs[count]));
-       if (arr == NULL)
+       if (!arr)
                return NULL;
 
        arr->va_count   = count;
@@ -191,7 +191,7 @@ cfs_array_alloc(int count, unsigned int size)
        for (i = 0; i < count; i++) {
                LIBCFS_ALLOC(arr->va_ptrs[i], size);
 
-               if (arr->va_ptrs[i] == NULL) {
+               if (!arr->va_ptrs[i]) {
                        cfs_array_free((void *)&arr->va_ptrs[0]);
                        return NULL;
                }