diff options
| author | David S. Miller <davem@davemloft.net> | 2018-10-12 21:38:46 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-10-12 21:38:46 -0700 |
| commit | d864991b220b7c62e81d21209e1fd978fd67352c (patch) | |
| tree | b570a1ad6fc1b959c5bcda6ceca0b321319c01e0 /lib | |
| parent | a688c53a0277d8ea21d86a5c56884892e3442c5e (diff) | |
| parent | bab5c80b211035739997ebd361a679fa85b39465 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts were easy to resolve using immediate context mostly,
except the cls_u32.c one where I simply too the entire HEAD
chunk.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Makefile | 1 | ||||
| -rw-r--r-- | lib/bch.c | 17 | ||||
| -rw-r--r-- | lib/vsprintf.c | 2 | ||||
| -rw-r--r-- | lib/xz/xz_crc32.c | 1 | ||||
| -rw-r--r-- | lib/xz/xz_private.h | 4 |
5 files changed, 18 insertions, 7 deletions
diff --git a/lib/Makefile b/lib/Makefile index ca3f7ebb900d..423876446810 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -119,7 +119,6 @@ obj-$(CONFIG_ZLIB_INFLATE) += zlib_inflate/ obj-$(CONFIG_ZLIB_DEFLATE) += zlib_deflate/ obj-$(CONFIG_REED_SOLOMON) += reed_solomon/ obj-$(CONFIG_BCH) += bch.o -CFLAGS_bch.o := $(call cc-option,-Wframe-larger-than=4500) obj-$(CONFIG_LZO_COMPRESS) += lzo/ obj-$(CONFIG_LZO_DECOMPRESS) += lzo/ obj-$(CONFIG_LZ4_COMPRESS) += lz4/ diff --git a/lib/bch.c b/lib/bch.c index 7b0f2006698b..5db6d3a4c8a6 100644 --- a/lib/bch.c +++ b/lib/bch.c @@ -79,20 +79,19 @@ #define GF_T(_p) (CONFIG_BCH_CONST_T) #define GF_N(_p) ((1 << (CONFIG_BCH_CONST_M))-1) #define BCH_MAX_M (CONFIG_BCH_CONST_M) +#define BCH_MAX_T (CONFIG_BCH_CONST_T) #else #define GF_M(_p) ((_p)->m) #define GF_T(_p) ((_p)->t) #define GF_N(_p) ((_p)->n) -#define BCH_MAX_M 15 +#define BCH_MAX_M 15 /* 2KB */ +#define BCH_MAX_T 64 /* 64 bit correction */ #endif -#define BCH_MAX_T (((1 << BCH_MAX_M) - 1) / BCH_MAX_M) - #define BCH_ECC_WORDS(_p) DIV_ROUND_UP(GF_M(_p)*GF_T(_p), 32) #define BCH_ECC_BYTES(_p) DIV_ROUND_UP(GF_M(_p)*GF_T(_p), 8) #define BCH_ECC_MAX_WORDS DIV_ROUND_UP(BCH_MAX_M * BCH_MAX_T, 32) -#define BCH_ECC_MAX_BYTES DIV_ROUND_UP(BCH_MAX_M * BCH_MAX_T, 8) #ifndef dbg #define dbg(_fmt, args...) do {} while (0) @@ -202,6 +201,9 @@ void encode_bch(struct bch_control *bch, const uint8_t *data, const uint32_t * const tab3 = tab2 + 256*(l+1); const uint32_t *pdata, *p0, *p1, *p2, *p3; + if (WARN_ON(r_bytes > sizeof(r))) + return; + if (ecc) { /* load ecc parity bytes into internal 32-bit buffer */ load_ecc8(bch, bch->ecc_buf, ecc); @@ -1285,6 +1287,13 @@ struct bch_control *init_bch(int m, int t, unsigned int prim_poly) */ goto fail; + if (t > BCH_MAX_T) + /* + * we can support larger than 64 bits if necessary, at the + * cost of higher stack usage. + */ + goto fail; + /* sanity checks */ if ((t < 1) || (m*t >= ((1 << m)-1))) /* invalid t value */ diff --git a/lib/vsprintf.c b/lib/vsprintf.c index d5b3a3f95c01..812e59e13fe6 100644 --- a/lib/vsprintf.c +++ b/lib/vsprintf.c @@ -2794,7 +2794,7 @@ int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf) copy = end - str; memcpy(str, args, copy); str += len; - args += len; + args += len + 1; } } if (process) diff --git a/lib/xz/xz_crc32.c b/lib/xz/xz_crc32.c index 25a5d87e2e4c..912aae5fa09e 100644 --- a/lib/xz/xz_crc32.c +++ b/lib/xz/xz_crc32.c @@ -15,7 +15,6 @@ * but they are bigger and use more memory for the lookup table. */ -#include <linux/crc32poly.h> #include "xz_private.h" /* diff --git a/lib/xz/xz_private.h b/lib/xz/xz_private.h index 482b90f363fe..09360ebb510e 100644 --- a/lib/xz/xz_private.h +++ b/lib/xz/xz_private.h @@ -102,6 +102,10 @@ # endif #endif +#ifndef CRC32_POLY_LE +#define CRC32_POLY_LE 0xedb88320 +#endif + /* * Allocate memory for LZMA2 decoder. xz_dec_lzma2_reset() must be used * before calling xz_dec_lzma2_run(). |