From: Erik Arfvidson <erik.arfvid...@unisys.com>
This patch fixes the following type of check patch warnings:
Comparison to NULL could be written
Signed-off-by: Erik Arfvidson <erik.arfvid...@unisys.com>
Signed-off-by: Benjamin Romer <benjamin.ro...@unisys.com>
---
v2: the patch was rebased.
v3: address a comment from Sudip about a change to a NULL comparison that
was made in a later patch, that should have been part of this one.
---
drivers/staging/unisys/visorbus/visorchipset.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/staging/unisys/visorbus/visorchipset.c
b/drivers/staging/unisys/visorbus/visorchipset.c
index 085d19a..ab8f9dd 100644
--- a/drivers/staging/unisys/visorbus/visorchipset.c
+++ b/drivers/staging/unisys/visorbus/visorchipset.c
@@ -438,7 +438,7 @@ parser_id_get(struct parser_context *ctx)
{
struct spar_controlvm_parameters_header *phdr = NULL;
- if (ctx == NULL)
+ if (!ctx)
return NULL_UUID_LE;
phdr = (struct spar_controlvm_parameters_header *)(ctx->data);
return phdr->id;
@@ -461,7 +461,7 @@ parser_param_start(struct parser_context *ctx,
{
struct spar_controlvm_parameters_header *phdr = NULL;
- if (ctx == NULL)
+ if (!ctx)
goto Away;
phdr = (struct spar_controlvm_parameters_header *)(ctx->data);
switch (which_string) {
@@ -522,7 +522,7 @@ parser_string_get(struct parser_context *ctx)
if (value_length < 0) /* '\0' was not included in the length */
value_length = nscan;
value = kmalloc(value_length + 1, GFP_KERNEL | __GFP_NORETRY);
- if (value == NULL)
+ if (!value)
return NULL;
if (value_length > 0)
memcpy(value, pscan, value_length);
@@ -875,7 +875,7 @@ bus_responder(enum controlvm_id cmd_id,
struct controlvm_message_header *pending_msg_hdr,
int response)
{
- if (pending_msg_hdr == NULL)
+ if (!pending_msg_hdr)
return; /* no controlvm response needed */
if (pending_msg_hdr->id != (u32)cmd_id)
@@ -893,7 +893,7 @@ device_changestate_responder(enum controlvm_id cmd_id,
u32 bus_no = p->chipset_bus_no;
u32 dev_no = p->chipset_dev_no;
- if (p->pending_msg_hdr == NULL)
+ if (!p->pending_msg_hdr)
return; /* no controlvm response needed */
if (p->pending_msg_hdr->id != cmd_id)
return;
@@ -914,7 +914,7 @@ device_responder(enum controlvm_id cmd_id,
struct controlvm_message_header *pending_msg_hdr,
int response)
{
- if (pending_msg_hdr == NULL)
+ if (!pending_msg_hdr)
return; /* no controlvm response needed */
if (pending_msg_hdr->id != (u32)cmd_id)
@@ -1180,7 +1180,7 @@ bus_configure(struct controlvm_message *inmsg,
POSTCODE_LINUX_3(BUS_CONFIGURE_FAILURE_PC, bus_no,
POSTCODE_SEVERITY_ERR);
rc = -CONTROLVM_RESP_ERROR_BUS_INVALID;
- } else if (bus_info->pending_msg_hdr != NULL) {
+ } else if (bus_info->pending_msg_hdr) {
POSTCODE_LINUX_3(BUS_CONFIGURE_FAILURE_PC, bus_no,
POSTCODE_SEVERITY_ERR);
rc = -CONTROLVM_RESP_ERROR_MESSAGE_ID_INVALID_FOR_CLIENT;
--
2.5.0
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