[PATCH] drivers/net/skfp/pmf.c: Use offsetof() macro

From: Takashi Iwai
Date: Thu Jul 31 2008 - 12:55:24 EST


Self-baked macros cause bunch of compile warnings like below:

CC [M] drivers/net/skfp/pmf.o
CC net/ipv4/fib_semantics.o
drivers/net/skfp/pmf.c:86: warning: cast from pointer to integer of different size
drivers/net/skfp/pmf.c:87: warning: cast from pointer to integer of different size
...

Use the standard offsetof() macro instead.

Signed-off-by: Takashi Iwai <tiwai@xxxxxxx>
---
drivers/net/skfp/pmf.c | 29 +++++++++++------------------
1 files changed, 11 insertions(+), 18 deletions(-)

diff --git a/drivers/net/skfp/pmf.c b/drivers/net/skfp/pmf.c
index ea85de9..79e665e 100644
--- a/drivers/net/skfp/pmf.c
+++ b/drivers/net/skfp/pmf.c
@@ -44,17 +44,10 @@ static SMbuf *smt_build_pmf_response(struct s_smc *smc, struct smt_header *req,
int set, int local);
static int port_to_mib(struct s_smc *smc, int p);

-#define MOFFSS(e) ((int)&(((struct fddi_mib *)0)->e))
-#define MOFFSA(e) ((int) (((struct fddi_mib *)0)->e))
-
-#define MOFFMS(e) ((int)&(((struct fddi_mib_m *)0)->e))
-#define MOFFMA(e) ((int) (((struct fddi_mib_m *)0)->e))
-
-#define MOFFAS(e) ((int)&(((struct fddi_mib_a *)0)->e))
-#define MOFFAA(e) ((int) (((struct fddi_mib_a *)0)->e))
-
-#define MOFFPS(e) ((int)&(((struct fddi_mib_p *)0)->e))
-#define MOFFPA(e) ((int) (((struct fddi_mib_p *)0)->e))
+#define MOFFSS(e) offsetof(struct fddi_mib, e)
+#define MOFFMS(e) offsetof(struct fddi_mib_m, e)
+#define MOFFAS(e) offsetof(struct fddi_mib_a, e)
+#define MOFFPS(e) offsetof(struct fddi_mib_p, e)


#define AC_G 0x01 /* Get */
@@ -87,8 +80,8 @@ static const struct s_p_tab {
{ SMT_P100D,AC_G, MOFFSS(fddiSMTOpVersionId), "S" } ,
{ SMT_P100E,AC_G, MOFFSS(fddiSMTHiVersionId), "S" } ,
{ SMT_P100F,AC_G, MOFFSS(fddiSMTLoVersionId), "S" } ,
- { SMT_P1010,AC_G, MOFFSA(fddiSMTManufacturerData), "D" } ,
- { SMT_P1011,AC_GR, MOFFSA(fddiSMTUserData), "D" } ,
+ { SMT_P1010,AC_G, MOFFSS(fddiSMTManufacturerData), "D" } ,
+ { SMT_P1011,AC_GR, MOFFSS(fddiSMTUserData), "D" } ,
{ SMT_P1012,AC_G, MOFFSS(fddiSMTMIBVersionId), "S" } ,

/* StationConfigGrp */
@@ -103,7 +96,7 @@ static const struct s_p_tab {
{ SMT_P101D,AC_GR, MOFFSS(fddiSMTTT_Notify), "wS" } ,
{ SMT_P101E,AC_GR, MOFFSS(fddiSMTStatRptPolicy), "bB" } ,
{ SMT_P101F,AC_GR, MOFFSS(fddiSMTTrace_MaxExpiration),"lL" } ,
- { SMT_P1020,AC_G, MOFFSA(fddiSMTPORTIndexes), "II" } ,
+ { SMT_P1020,AC_G, MOFFSS(fddiSMTPORTIndexes), "II" } ,
{ SMT_P1021,AC_G, MOFFSS(fddiSMTMACIndexes), "I" } ,
{ SMT_P1022,AC_G, MOFFSS(fddiSMTBypassPresent), "F" } ,

@@ -117,8 +110,8 @@ static const struct s_p_tab {

/* MIBOperationGrp */
{ SMT_P1032,AC_GROUP } ,
- { SMT_P1033,AC_G, MOFFSA(fddiSMTTimeStamp),"P" } ,
- { SMT_P1034,AC_G, MOFFSA(fddiSMTTransitionTimeStamp),"P" } ,
+ { SMT_P1033,AC_G, MOFFSS(fddiSMTTimeStamp),"P" } ,
+ { SMT_P1034,AC_G, MOFFSS(fddiSMTTransitionTimeStamp),"P" } ,
/* NOTE : SMT_P1035 is already swapped ! SMT_P_SETCOUNT */
{ SMT_P1035,AC_G, MOFFSS(fddiSMTSetCount),"4P" } ,
{ SMT_P1036,AC_G, MOFFSS(fddiSMTLastSetStationId),"8" } ,
@@ -129,7 +122,7 @@ static const struct s_p_tab {
* PRIVATE EXTENSIONS
* only accessible locally to get/set passwd
*/
- { SMT_P10F0,AC_GR, MOFFSA(fddiPRPMFPasswd), "8" } ,
+ { SMT_P10F0,AC_GR, MOFFSS(fddiPRPMFPasswd), "8" } ,
{ SMT_P10F1,AC_GR, MOFFSS(fddiPRPMFStation), "8" } ,
#ifdef ESS
{ SMT_P10F2,AC_GR, MOFFSS(fddiESSPayload), "lL" } ,
@@ -245,7 +238,7 @@ static const struct s_p_tab {
{ SMT_P400E,AC_GR, MOFFPS(fddiPORTConnectionPolicies),"bB" } ,
{ SMT_P400F,AC_G, MOFFPS(fddiPORTMacIndicated), "2" } ,
{ SMT_P4010,AC_G, MOFFPS(fddiPORTCurrentPath), "E" } ,
- { SMT_P4011,AC_GR, MOFFPA(fddiPORTRequestedPaths), "l4" } ,
+ { SMT_P4011,AC_GR, MOFFPS(fddiPORTRequestedPaths), "l4" } ,
{ SMT_P4012,AC_G, MOFFPS(fddiPORTMACPlacement), "S" } ,
{ SMT_P4013,AC_G, MOFFPS(fddiPORTAvailablePaths), "B" } ,
{ SMT_P4016,AC_G, MOFFPS(fddiPORTPMDClass), "E" } ,
--
1.5.6.2

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