[PATCH 2/2] [media] drxd: Adjust a null pointer check in three functions

[SF Markus Elfring]

From: Markus Elfring <elfr...@users.sourceforge.net>
Date: Wed, 30 Aug 2017 20:55:17 +0200
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The script “checkpatch.pl” pointed information out like the following.

Comparison to NULL could be written …

Thus fix the affected source code places.

Signed-off-by: Markus Elfring <elfr...@users.sourceforge.net>
---
 drivers/media/dvb-frontends/drxd_hard.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/media/dvb-frontends/drxd_hard.c 
b/drivers/media/dvb-frontends/drxd_hard.c
index 47b0d37e70ba..3bdf9b1f4e7c 100644
--- a/drivers/media/dvb-frontends/drxd_hard.c
+++ b/drivers/media/dvb-frontends/drxd_hard.c
@@ -328,7 +328,7 @@ static int WriteTable(struct drxd_state *state, u8 * pTable)
 {
        int status = 0;
 
-       if (pTable == NULL)
+       if (!pTable)
                return 0;
 
        while (!status) {
@@ -909,7 +909,7 @@ static int load_firmware(struct drxd_state *state, const 
char *fw_name)
        }
 
        state->microcode = kmemdup(fw->data, fw->size, GFP_KERNEL);
-       if (state->microcode == NULL) {
+       if (!state->microcode) {
                release_firmware(fw);
                return -ENOMEM;
        }
@@ -2629,7 +2629,7 @@ static int DRXD_init(struct drxd_state *state, const u8 
*fw, u32 fw_size)
                        break;
 
                /* Apply I2c address patch to B1 */
-               if (!state->type_A && state->m_HiI2cPatch != NULL) {
+               if (!state->type_A && state->m_HiI2cPatch) {
                        status = WriteTable(state, state->m_HiI2cPatch);
                        if (status < 0)
                                break;
-- 
2.14.1