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Fix overflow bug when comparing strings

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This commit is contained in:
Thomas Lovén 2017-12-03 23:05:22 +01:00
parent e50fbff2d1
commit 1b80c00658
1 changed files with 2 additions and 2 deletions
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4
src/kernel/include/ttest.h
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@ -41,8 +41,8 @@ extern tt_test tt_tests[];
#define ASSERT_STRN(lhs, rhs, n) do { \ #define ASSERT_STRN(lhs, rhs, n) do { \
size_t tt_n = (size_t)(n); \ size_t tt_n = (size_t)(n); \
char *tt_lhs = malloc(tt_n); \ char *tt_lhs = malloc(tt_n+1); \
char *tt_rhs = malloc(tt_n); \ char *tt_rhs = malloc(tt_n+1); \
memcpy(tt_lhs, (lhs), tt_n); \ memcpy(tt_lhs, (lhs), tt_n); \
memcpy(tt_rhs, (rhs), tt_n); \ memcpy(tt_rhs, (rhs), tt_n); \
tt_rhs[tt_n] = tt_lhs[tt_n] = '\0'; \ tt_rhs[tt_n] = tt_lhs[tt_n] = '\0'; \