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Close fd if there was an empty return.

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* Not closing will use up all file descriptors over time.
This commit is contained in:
Christoph Lohmann
2023-01-29 12:15:22 +01:00
parent a30f9f5bd1
commit 81cdc8f4a2
1 changed files with 3 additions and 1 deletions
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4
dwmstatus.c
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@@ -106,8 +106,10 @@ readfile(char *base, char *file)
if (fd == NULL)
return NULL;
if (fgets(line, sizeof(line)-1, fd) == NULL)
if (fgets(line, sizeof(line)-1, fd) == NULL) {
fclose(fd);
return NULL;
}
fclose(fd);
return smprintf("%s", line);