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In this example, the memory referred to by x may be freed multiple times. if freed twice: once error_condition is true , then x is freed, and then freed again further along in again at the end of the code.
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*x = malloc (number * sizeof(int));
if (x == NULL) {
/* Handle Allocation Error */
}
if (error_conditon == 1) {
/* Handle Error Condition*/
free(x);
}
/* ... */
free(x);
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Only free a pointer to dynamic memory referred to by x once. This For this example this can be accomplished in this example by removing the call to free() in the section of code executed when error_condition is true.
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