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memory: free any allocated strings, also in the emergency code path

master
Benno Schulenberg 2021-07-14 10:06:04 +02:00
parent e3ef778756
commit c84a769733
1 changed files with 7 additions and 5 deletions

12
src/nano.c
View File

@ -311,15 +311,16 @@ void do_exit(void)
/* Save the current buffer under the given name (or under "nano.<PID>" /* Save the current buffer under the given name (or under "nano.<PID>"
* for a nameless buffer). If needed, the name is modified to be unique. */ * for a nameless buffer). If needed, the name is modified to be unique. */
void emergency_save(char *plainname) void emergency_save(const char *filename)
{ {
char *plainname, *targetname;
bool saved = FALSE; bool saved = FALSE;
char *targetname;
if (*plainname == '\0') { if (*filename == '\0') {
plainname = nrealloc(plainname, 28); plainname = nmalloc(28);
sprintf(plainname, "nano.%u", getpid()); sprintf(plainname, "nano.%u", getpid());
} } else
plainname = copy_of(filename);
targetname = get_next_filename(plainname, ".save"); targetname = get_next_filename(plainname, ".save");
@ -345,6 +346,7 @@ void emergency_save(char *plainname)
#endif #endif
free(targetname); free(targetname);
free(plainname);
} }
/* Die gracefully -- by restoring the terminal state and saving any buffers /* Die gracefully -- by restoring the terminal state and saving any buffers