Messages in this thread Patch in this message | | | From | Anup Limbu <> | Subject | [PATCH] scsi: aic7xxx: kfree() NULL pointer cleanups | Date | Wed, 25 Nov 2015 15:54:42 +0530 |
| |
kfree() handles NULL pointers fine - checking is redundant
Signed-off-by: Anup Limbu <anuplimbu14@gmail.com> --- drivers/scsi/aic7xxx/aic79xx_core.c | 15 +++++---------- 1 file changed, 5 insertions(+), 10 deletions(-)
diff --git a/drivers/scsi/aic7xxx/aic79xx_core.c b/drivers/scsi/aic7xxx/aic79xx_core.c index 109e2c9..a710a35 100644 --- a/drivers/scsi/aic7xxx/aic79xx_core.c +++ b/drivers/scsi/aic7xxx/aic79xx_core.c @@ -3681,8 +3681,7 @@ ahd_free_tstate(struct ahd_softc *ahd, u_int scsi_id, char channel, int force) return; tstate = ahd->enabled_targets[scsi_id]; - if (tstate != NULL) - kfree(tstate); + kfree(tstate); ahd->enabled_targets[scsi_id] = NULL; } #endif @@ -6145,8 +6144,7 @@ ahd_set_unit(struct ahd_softc *ahd, int unit) void ahd_set_name(struct ahd_softc *ahd, char *name) { - if (ahd->name != NULL) - kfree(ahd->name); + kfree(ahd->name); ahd->name = name; } @@ -6213,12 +6211,9 @@ ahd_free(struct ahd_softc *ahd) kfree(ahd->black_hole); } #endif - if (ahd->name != NULL) - kfree(ahd->name); - if (ahd->seep_config != NULL) - kfree(ahd->seep_config); - if (ahd->saved_stack != NULL) - kfree(ahd->saved_stack); + kfree(ahd->name); + kfree(ahd->seep_config); + kfree(ahd->saved_stack); #ifndef __FreeBSD__ kfree(ahd); #endif -- 1.9.1
| |