Lncvrt/grub
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* grub-core/fs/zfs.c: Remove variable length arrays.

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Reduces zfs.mod by 160 bytes (208 compressed).
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Vladimir 'phcoder' Serbinenko committed 2013-10-20 18:42:40 +02:00
1 parent 7152393503
commit f3e393411b
2 files changed
+13 -4
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ChangeLog
+5
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@@ -1,3 +1,8 @@
2013-10-20 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/fs/zfs.c: Remove variable length arrays.
Reduces zfs.mod by 160 bytes (208 compressed).
2013-10-20 Vladimir Serbinenko <phcoder@gmail.com> 2013-10-20 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/fs/zfs/zfs.c (check_pool_label): Fix memory leak. * grub-core/fs/zfs/zfs.c (check_pool_label): Fix memory leak.
grub-core/fs/zfs/zfs.c
+8 -4
View File
@@ -1302,7 +1302,9 @@ gf_mul (grub_uint8_t a, grub_uint8_t b)
return powx[powx_inv[a] + powx_inv[b]]; return powx[powx_inv[a] + powx_inv[b]];
} }
static inline grub_err_t #define MAX_NBUFS 4
static grub_err_t
recovery (grub_uint8_t *bufs[4], grub_size_t s, const int nbufs, recovery (grub_uint8_t *bufs[4], grub_size_t s, const int nbufs,
const unsigned *powers, const unsigned *powers,
const int *idx) const int *idx)
@@ -1356,9 +1358,9 @@ recovery (grub_uint8_t *bufs[4], grub_size_t s, const int nbufs,
return GRUB_ERR_NONE; return GRUB_ERR_NONE;
} }
/* Otherwise use Gauss. */ /* Otherwise use Gauss. */
default: case 3:
{ {
grub_uint8_t matrix1[nbufs][nbufs], matrix2[nbufs][nbufs]; grub_uint8_t matrix1[MAX_NBUFS][MAX_NBUFS], matrix2[MAX_NBUFS][MAX_NBUFS];
int i, j, k; int i, j, k;
for (i = 0; i < nbufs; i++) for (i = 0; i < nbufs; i++)
@@ -1426,7 +1428,7 @@ recovery (grub_uint8_t *bufs[4], grub_size_t s, const int nbufs,
for (i = 0; i < (int) s; i++) for (i = 0; i < (int) s; i++)
{ {
grub_uint8_t b[nbufs]; grub_uint8_t b[MAX_NBUFS];
for (j = 0; j < nbufs; j++) for (j = 0; j < nbufs; j++)
b[j] = bufs[j][i]; b[j] = bufs[j][i];
for (j = 0; j < nbufs; j++) for (j = 0; j < nbufs; j++)
@@ -1438,6 +1440,8 @@ recovery (grub_uint8_t *bufs[4], grub_size_t s, const int nbufs,
} }
return GRUB_ERR_NONE; return GRUB_ERR_NONE;
} }
default:
return grub_error (GRUB_ERR_BUG, "too big matrix");
} }
} }