[PATCH v2 1/5] staging: dgap: driver.c: removes smatch warning "redundant null check"
Lidza Louina
lidza.louina at gmail.com
Wed Sep 25 23:08:50 UTC 2013
This patch removes these smatch warnings from dgap_driver.c:
redundant null check on dgap_config_buf calling kfree()
redundant null check on brd->flipbuf calling kfree()
redundant null check on brd->flipflagbuf calling kfree()
Signed-off-by: Lidza Louina <lidza.louina at gmail.com>
---
drivers/staging/dgap/dgap_driver.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/drivers/staging/dgap/dgap_driver.c b/drivers/staging/dgap/dgap_driver.c
index a3fa6a8..4c1515e 100644
--- a/drivers/staging/dgap/dgap_driver.c
+++ b/drivers/staging/dgap/dgap_driver.c
@@ -416,8 +416,7 @@ void dgap_cleanup_module(void)
unregister_chrdev(DIGI_DGAP_MAJOR, "dgap");
}
- if (dgap_config_buf)
- kfree(dgap_config_buf);
+ kfree(dgap_config_buf);
for (i = 0; i < dgap_NumBoards; ++i) {
dgap_remove_ports_sysfiles(dgap_Board[i]);
@@ -484,10 +483,8 @@ static void dgap_cleanup_board(struct board_t *brd)
}
}
- if (brd->flipbuf)
- kfree(brd->flipbuf);
- if (brd->flipflagbuf)
- kfree(brd->flipflagbuf);
+ kfree(brd->flipbuf);
+ kfree(brd->flipflagbuf);
dgap_Board[brd->boardnum] = NULL;
--
1.8.1.2
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