[PATCH] Get rid of multiple MIN macros

[Andrei Otcheretianski <andrei.otcheretianski@xxxxxxxxx>]

There are multiple redundant MIN macro declarations, some of which are
even wrong. Move it to common.h instead.

Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@xxxxxxxxx>
---
 src/ap/wmm.c                 | 7 -------
 src/crypto/sha256-internal.c | 3 ---
 src/crypto/sha512-internal.c | 3 ---
 src/utils/common.h           | 7 +++++++
 wpa_supplicant/scan.c        | 4 ----
 5 files changed, 7 insertions(+), 17 deletions(-)

diff --git a/src/ap/wmm.c b/src/ap/wmm.c
index 9ebb01e3d7..dad768e7b8 100644
--- a/src/ap/wmm.c
+++ b/src/ap/wmm.c
@@ -20,13 +20,6 @@
 #include "ap_drv_ops.h"
 #include "wmm.h"
 
-#ifndef MIN
-#define MIN(a, b) (((a) < (b)) ? (a) : (b))
-#endif
-#ifndef MAX
-#define MAX(a, b) (((a) > (b)) ? (a) : (b))
-#endif
-
 
 static inline u8 wmm_aci_aifsn(int aifsn, int acm, int aci)
 {
diff --git a/src/crypto/sha256-internal.c b/src/crypto/sha256-internal.c
index ff1e2ba168..81e6e5e9c2 100644
--- a/src/crypto/sha256-internal.c
+++ b/src/crypto/sha256-internal.c
@@ -76,9 +76,6 @@ static const unsigned long K[64] = {
 #define Sigma1(x)       (S(x, 6) ^ S(x, 11) ^ S(x, 25))
 #define Gamma0(x)       (S(x, 7) ^ S(x, 18) ^ R(x, 3))
 #define Gamma1(x)       (S(x, 17) ^ S(x, 19) ^ R(x, 10))
-#ifndef MIN
-#define MIN(x, y) (((x) < (y)) ? (x) : (y))
-#endif
 
 /* compress 512-bits */
 static int sha256_compress(struct sha256_state *md, unsigned char *buf)
diff --git a/src/crypto/sha512-internal.c b/src/crypto/sha512-internal.c
index c0263941c1..8e98a9cf05 100644
--- a/src/crypto/sha512-internal.c
+++ b/src/crypto/sha512-internal.c
@@ -97,9 +97,6 @@ static const u64 K[80] = {
 #define Sigma1(x)       (S(x, 14) ^ S(x, 18) ^ S(x, 41))
 #define Gamma0(x)       (S(x, 1) ^ S(x, 8) ^ R(x, 7))
 #define Gamma1(x)       (S(x, 19) ^ S(x, 61) ^ R(x, 6))
-#ifndef MIN
-#define MIN(x, y) (((x) < (y)) ? (x) : (y))
-#endif
 
 #define ROR64c(x, y) \
     ( ((((x) & CONST64(0xFFFFFFFFFFFFFFFF)) >> ((u64) (y) & CONST64(63))) | \
diff --git a/src/utils/common.h b/src/utils/common.h
index bede21e571..a9f3e44caa 100644
--- a/src/utils/common.h
+++ b/src/utils/common.h
@@ -441,6 +441,13 @@ void perror(const char *s);
 #define BIT(x) (1U << (x))
 #endif
 
+#ifndef MIN
+#define MIN(a, b) ((a) < (b) ? (a) : (b))
+#endif
+#ifndef MAX
+#define MAX(a, b) (((a) > (b)) ? (a) : (b))
+#endif
+
 /*
  * Definitions for sparse validation
  * (http://kernel.org/pub/linux/kernel/people/josh/sparse/)
diff --git a/wpa_supplicant/scan.c b/wpa_supplicant/scan.c
index 6e03a13ce6..d074672afe 100644
--- a/wpa_supplicant/scan.c
+++ b/wpa_supplicant/scan.c
@@ -2255,7 +2255,6 @@ static int wpas_channel_width_offset(enum chan_width cw)
 static int wpas_channel_width_tx_pwr(const u8 *ies, size_t ies_len,
 				     enum chan_width cw)
 {
-#define MIN(a, b) (a < b ? a : b)
 	int offset = wpas_channel_width_offset(cw);
 	const struct element *elem;
 	int max_tx_power = TX_POWER_NO_CONSTRAINT, tx_pwr = 0;
@@ -2331,7 +2330,6 @@ static int wpas_channel_width_tx_pwr(const u8 *ies, size_t ies_len,
 	}
 
 	return max_tx_power;
-#undef MIN
 }
 
 
@@ -2373,7 +2371,6 @@ int wpas_adjust_snr_by_chanwidth(const u8 *ies, size_t ies_len,
  * better. */
 static int wpa_scan_result_compar(const void *a, const void *b)
 {
-#define MIN(a,b) a < b ? a : b
 	struct wpa_scan_res **_wa = (void *) a;
 	struct wpa_scan_res **_wb = (void *) b;
 	struct wpa_scan_res *wa = *_wa;
@@ -2477,7 +2474,6 @@ static int wpa_scan_result_compar(const void *a, const void *b)
 	if (snr_b_full == snr_a_full)
 		return wb->qual - wa->qual;
 	return snr_b_full - snr_a_full;
-#undef MIN
 }
 
 
-- 
2.43.0


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