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mips: math-emu: no need to check return value of debugfs_create functions

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When calling debugfs functions, there is no need to ever check the
return value.  The function can work or not, but the code logic should
never do something different based on this.

Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Paul Burton <paul.burton@mips.com>
Cc: James Hogan <jhogan@kernel.org>
Cc: Yangtao Li <tiny.windzz@gmail.com>
Cc: linux-mips@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Paul Burton <paul.burton@mips.com>
This commit is contained in:
Greg Kroah-Hartman 2019-01-22 15:57:41 +01:00 committed by Paul Burton
parent 864cc363bc
commit ef9d5a6a3f
No known key found for this signature in database
GPG Key ID: 3EA79FACB57500DD
1 changed files with 4 additions and 19 deletions
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23
arch/mips/math-emu/me-debugfs.c
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@ -189,32 +189,21 @@ static int __init debugfs_fpuemu(void)
{
struct dentry *fpuemu_debugfs_base_dir;
struct dentry *fpuemu_debugfs_inst_dir;
struct dentry *d, *reset_file;
if (!mips_debugfs_dir)
return -ENODEV;
fpuemu_debugfs_base_dir = debugfs_create_dir("fpuemustats",
mips_debugfs_dir);
if (!fpuemu_debugfs_base_dir)
return -ENOMEM;
reset_file = debugfs_create_file("fpuemustats_clear", 0444,
mips_debugfs_dir, NULL,
&fpuemustats_clear_fops);
if (!reset_file)
return -ENOMEM;
debugfs_create_file("fpuemustats_clear", 0444, mips_debugfs_dir, NULL,
&fpuemustats_clear_fops);
#define FPU_EMU_STAT_OFFSET(m) \
offsetof(struct mips_fpu_emulator_stats, m)
#define FPU_STAT_CREATE(m) \
do { \
d = debugfs_create_file(#m, 0444, fpuemu_debugfs_base_dir, \
debugfs_create_file(#m, 0444, fpuemu_debugfs_base_dir, \
(void *)FPU_EMU_STAT_OFFSET(m), \
&fops_fpuemu_stat); \
if (!d) \
return -ENOMEM; \
} while (0)
FPU_STAT_CREATE(emulated);
@ -233,8 +222,6 @@ do { \
fpuemu_debugfs_inst_dir = debugfs_create_dir("instructions",
fpuemu_debugfs_base_dir);
if (!fpuemu_debugfs_inst_dir)
return -ENOMEM;
#define FPU_STAT_CREATE_EX(m) \
do { \
@ -242,11 +229,9 @@ do { \
\
adjust_instruction_counter_name(name, #m); \
\
d = debugfs_create_file(name, 0444, fpuemu_debugfs_inst_dir, \
debugfs_create_file(name, 0444, fpuemu_debugfs_inst_dir, \
(void *)FPU_EMU_STAT_OFFSET(m), \
&fops_fpuemu_stat); \
if (!d) \
return -ENOMEM; \
} while (0)
FPU_STAT_CREATE_EX(abs_s);