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Date: Thu, 18 Nov 2010 06:56:00 -0600 From: Jason Wessel <jason.wessel@...driver.com> To: torvalds@...ux-foundation.org Cc: linux-kernel@...r.kernel.org, kgdb-bugreport@...ts.sourceforge.net Subject: [PATCH 1/4] kdb: fix memory leak in kdb_main.c From: Jovi Zhang <bookjovi@...il.com> Call kfree in the error path as well as the success path in kdb_ll(). Signed-off-by: Jovi Zhang <bookjovi@...il.com> Signed-off-by: Jason Wessel <jason.wessel@...driver.com> --- kernel/debug/kdb/kdb_main.c | 13 +++++++------ 1 files changed, 7 insertions(+), 6 deletions(-) diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c index 37755d6..3ab3fee 100644 --- a/kernel/debug/kdb/kdb_main.c +++ b/kernel/debug/kdb/kdb_main.c @@ -2361,7 +2361,7 @@ static int kdb_pid(int argc, const char **argv) */ static int kdb_ll(int argc, const char **argv) { - int diag; + int diag = 0; unsigned long addr; long offset = 0; unsigned long va; @@ -2400,20 +2400,21 @@ static int kdb_ll(int argc, const char **argv) char buf[80]; if (KDB_FLAG(CMD_INTERRUPT)) - return 0; + goto out; sprintf(buf, "%s " kdb_machreg_fmt "\n", command, va); diag = kdb_parse(buf); if (diag) - return diag; + goto out; addr = va + linkoffset; if (kdb_getword(&va, addr, sizeof(va))) - return 0; + goto out; } - kfree(command); - return 0; +out: + kfree(command); + return diag; } static int kdb_kgdb(int argc, const char **argv) -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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