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Merge pull request #72 from PartialVolume/common_realloc_mistake_causing_memory_leak

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Common realloc mistake: nulled but not freed
This commit is contained in:
Martijn van Brummelen
2018-11-21 07:31:49 +01:00
committed by GitHub
parent cfd75a918c f20e7c6b74
commit 08215f3fb2
1 changed files with 8 additions and 1 deletions
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9
src/logging.c
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@@ -42,6 +42,7 @@ void nwipe_log( nwipe_log_t level, const char* format, ... )
*
*/
char **result;
/* A time buffer. */
time_t t;
@@ -58,7 +59,13 @@ void nwipe_log( nwipe_log_t level, const char* format, ... )
/* Increase the current log element pointer - we will write here */
if (log_current_element == log_elements_allocated) {
log_elements_allocated++;
log_lines = (char **) realloc (log_lines, (log_elements_allocated) * sizeof(char *));
result = realloc (log_lines, (log_elements_allocated) * sizeof(char *));
if ( result == NULL )
{
fprintf( stderr, "nwipe_log: realloc failed when adding a line.\n" );
return;
}
log_lines = result;
log_lines[log_current_element] = malloc(MAX_LOG_LINE_CHARS * sizeof(char));
}