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patch 8.1.1219: not checking for NULL return from alloc()

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Problem:    Not checking for NULL return from alloc().
Solution:   Add checks. (Martin Kunev, closes #4303, closes #4174)
This commit is contained in:
Bram Moolenaar
2019-04-27 22:06:37 +02:00
parent 00aa069db8
commit 6ee9658774
14 changed files with 83 additions and 37 deletions
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13
src/option.c
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@@ -13011,13 +13011,12 @@ tabstop_copy(int *oldts)
int *newts;
int t;
if (oldts == 0)
return 0;
newts = (int *) alloc((unsigned) ((oldts[0] + 1) * sizeof(int)));
for (t = 0; t <= oldts[0]; ++t)
newts[t] = oldts[t];
if (oldts == NULL)
return NULL;
newts = (int *)alloc((unsigned)((oldts[0] + 1) * sizeof(int)));
if (newts != NULL)
for (t = 0; t <= oldts[0]; ++t)
newts[t] = oldts[t];
return newts;
}
#endif