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fix invalid memory access in pclose

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This commit is contained in:
Rich Felker 2012-06-20 14:47:34 -04:00
commit 9799560f79
1 changed files with 2 additions and 1 deletions
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3
src/stdio/pclose.c
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@ -3,8 +3,9 @@
int pclose(FILE *f) int pclose(FILE *f)
{ {
int status; int status;
pid_t pid = f->pipe_pid;
fclose(f); fclose(f);
while (waitpid(f->pipe_pid, &status, 0) == -1) while (waitpid(pid, &status, 0) == -1)
if (errno != EINTR) return -1; if (errno != EINTR) return -1;
return status; return status;
} }