From: Julia Lawall Date: Sun, 19 Jul 2009 05:26:35 +0000 (+0000) Subject: drivers/net: Move a dereference below a NULL test X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=0376d5b25ef11e9b6450ebae20781a32d8985170;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git drivers/net: Move a dereference below a NULL test If the NULL test is necessary, then the dereference should be moved below the NULL test. The semantic patch that makes this change is as follows: (http://www.emn.fr/x-info/coccinelle/) // @@ type T; expression E,E1; identifier i,fld; statement S; @@ - T i = E->fld; + T i; ... when != E=E1 when != i if (E == NULL||...) S + i = E->fld; // Signed-off-by: Julia Lawall Signed-off-by: David S. Miller --- diff --git a/drivers/net/bnx2x_link.c b/drivers/net/bnx2x_link.c index ed648acef7cf..2ee581a2cdec 100644 --- a/drivers/net/bnx2x_link.c +++ b/drivers/net/bnx2x_link.c @@ -4212,13 +4212,14 @@ static void bnx2x_turn_off_sf(struct bnx2x *bp, u8 port) u8 bnx2x_get_ext_phy_fw_version(struct link_params *params, u8 driver_loaded, u8 *version, u16 len) { - struct bnx2x *bp = params->bp; + struct bnx2x *bp; u32 ext_phy_type = 0; u32 spirom_ver = 0; u8 status = 0 ; if (version == NULL || params == NULL) return -EINVAL; + bp = params->bp; spirom_ver = REG_RD(bp, params->shmem_base + offsetof(struct shmem_region,